During the cold war, scientists competed in the "space race."

which revision changes the sentence to draw attention to the object of the action rather than the people or things performing the action?

a. the "space race" by competing scientists occurred during the cold war.
b. during the cold war, scientists led the "space race" competition.
c. during the cold war "space race", scientists competed.
d. the "space race" was a cold war competition by scientist.

Introduction to making a difference: it’s our world, too

One of the author’s purposes in the code book is to explain different types of codebreaking to his readers. which line best demonstrates this purpose? a theoretical breakthrough would be a fundamentally new way of finding alice's private key mathematicians have been studying factoring for centuries, and modern factoring techniques are not significantly better than ancient techniques a more recent development is the so-called tempest attack, which aims to detect the electromagnetic signals emitted . . in a computer's display unit if scientists could build a quantum computer, it would be able to perform calculations with . . enormous speed

In the new york times article "radio listeners in panic," what was the purpose of including stories of mass hysteria caused by the radio broadcast of the war of the worlds?