What is the value of 2 + 2?

The correct answer is: 4

Explanation
This is a basic addition problem where you add the numbers 2 and 2 together.

Steps:

1. Recognize the operation: addition (+).
2. Add the two numbers:
   $$2 + 2$$
3. Calculate the sum:
   $$2 + 2 = 4$$

Therefore, the answer is 4.