Answer:
The answer would be 20
Step-by-step explanation:
16+4=20
6+7 is that good i hope so
I just ask this question on the SnapCalc app the answer is in the image
<h3>
Answer: Choice C</h3>
The base 16 is the same as 4*4.
From there, the rule
is used to get 
Afterward, the exponents are added getting 1/2+1/2 = 2/2 = 1. The rule is
which only works if the bases are both the same.
A. Is the answer
Hope this helped :)