Which sentence below is a good example of "Expository Writing"?
A. To clean your computer, dampen a soft cloth
with isopropyl alcohol.
B. The sun sank slowly, spilling its last rays
across the barren desert after another scorching
day.
C. The winter of '43 was one of the best of my
life!

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 mark this and return save and exit next submit