Not sure but probably it’s b or c
3 ways
1st way: Anthony- Gold William-Red Christopher-Green Mathew-Blue
2nd way: Anthony- Blue William-Gold Christopher-Red Mathew-Green
3rd way: Anthony-Green William-Blue Christopher-Gold Mathew-Red
Given:
The value is:

To find:
The smallest positive degree angle measure equivalent to
.
Solution:
We have,

Using the scientific calculator, we get


Therefore, the smallest positive degree angle measure equivalent to
is 23 degrees.
If those question marks are supposed to be a radical, then 12 and 13. The square root of 147= 12.12, which puts it between 12 and 13.