Which statement best describes the relationship between carbon dioxide and the greenhouse effect?
A.
Carbon dioxide is the most important aspect of the greenhouse effect, as it stays in the atmosphere longest.
B.
Carbon dioxide is one of the multiple greenhouse gases that contribute to the greenhouse effect on Earth.
C.
Carbon dioxide is a necessary part of the greenhouse effect, as it’s solely responsible for keeping the Earth warm.
D.
Carbon dioxide is an insignificant part of the greenhouse effect, as there are several other greenhouse gases.

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