What is the result of 4 squared?

To find the result of 4 squared, you multiply 4 by itself. This is written as (4^2), which means (4 \times 4).

Carrying out the multiplication gives us:

[

4 \times 4 = 16

]

Therefore, the correct answer is 16. This reflects the fundamental property of exponents, where a number squared means to take that number and multiply it by itself once. The other provided options do not correspond to the square of 4 and arise from either addition or combinations of other operations rather than exponentiation.