"Canon" or "shooting" proved helpful

[longlong]

According to United States Air Force officials, a cannon shooting dead chickens at airplanes has proved helpful to demonstrate what kind of damage can result when jets fly into a flock of large birds.
(A) shooting dead chickens at airplanes has proved helpful to demonstrate
(B) shooting dead chickens at airplanes has proved itself helpful as a demonstration of
(C) shooting dead chickens at airplanes proves itself helpfull as demonstrating
(D) that shoots dead chickens at airplanes proves itself helpful to demonstrate
(E) that shoots dead chickens at airplanes has proved helpful in demonstrating


Ans: E
Confusion: is it the action shooting proved helpful or the canon proved helpful to demostrate?


Ron

[MBA_Fall2004]

Why is the answer E? BTW, canon proved helpful.

[dgajaria]

i know answer is E but assuming other things are same, what is preferable 'helpful to demonstrate' or 'helpful in demonstrating'...
can someone help?...i think 'helpful to demonstrate' is better

thanks
Deepa

of

Originally posted by longlong

According to United States Air Force officials, a cannon shooting dead chickens at airplanes has proved helpful to demonstrate what kind of damage can result when jets fly into a flock of large birds.
(A) shooting dead chickens at airplanes has proved helpful to demonstrate
(B) shooting dead chickens at airplanes has proved itself helpful as a demonstration of
(C) shooting dead chickens at airplanes proves itself helpfull as demonstrating
(D) that shoots dead chickens at airplanes proves itself helpful to demonstrate
(E) that shoots dead chickens at airplanes has proved helpful in demonstrating


Ans: E
Confusion: is it the action shooting proved helpful or the canon proved helpful to demostrate?


Ron

[dkpbus]

A cannon can not prove it self ... Right so D is out of choice

A,B,C Says that shooting proved to be helpful not cannon

[brstorewala]

The correct phrase is

helpful in demonstrating
help to demonstrate

hope that helps

bhavesh

Originally posted by dgajaria

i know answer is E but assuming other things are same, what is preferable 'helpful to demonstrate' or 'helpful in demonstrating'...
can someone help?...i think 'helpful to demonstrate' is better

thanks
Deepa

of

Originally posted by longlong

According to United States Air Force officials, a cannon shooting dead chickens at airplanes has proved helpful to demonstrate what kind of damage can result when jets fly into a flock of large birds.
(A) shooting dead chickens at airplanes has proved helpful to demonstrate
(B) shooting dead chickens at airplanes has proved itself helpful as a demonstration of
(C) shooting dead chickens at airplanes proves itself helpfull as demonstrating
(D) that shoots dead chickens at airplanes proves itself helpful to demonstrate
(E) that shoots dead chickens at airplanes has proved helpful in demonstrating


Ans: E
Confusion: is it the action shooting proved helpful or the canon proved helpful to demostrate?


Ron