Geometry

Answer: B) The sum of two prime numbers is always even.

Explanation:

A faulty conjecture is a statement that is not always true.
The conjecture says that the sum of two prime numbers is always even, but a counterexample is:

3 + 5 = 8 (even) → supports the conjecture
2 + 3 = 5 (odd) → disproves the conjecture

Since 2 is a prime number, addi...