Read the sentence.

Question

When disaster struck something was wrong with the aircraft he kept a cool head.

Which is the best way to revise the sentence using dashes?

When disaster struck, something was wrong with the aircraft—he kept a cool head.

When disaster struck—something was wrong with the aircraft—he kept a cool head.

When disaster—struck—something was wrong with the aircraft—he kept a cool head.

When disaster struck—something was wrong with the aircraft, he kept a cool head.

Answer 1

The best way to revise the sentence using dashes is:

"When disaster struck—something was wrong with the aircraft—he kept a cool head."