A student examines the following powers of 2: The student ma...

Question

A student examines the following powers of 2:

The student makes the conjecture:
"All powers of 2 are even numbers."

Which of the following is a correct evaluation of this conjecture?

A

The conjecture is false because

is not even.

B

The conjecture is true because all even numbers are powers of 2.

C

The conjecture is false because

is an odd number.

D

The conjecture is true for all integers n.

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