PLEASE HELP! I'll mark first comment as brainliest!

The information given represents lengths of sides of a right triangle with c the hypotenuse. Find the correct missing length to the nearest hundredth. A calculator may be helpful.

a = 18, b = 26, c = ?

A. C=31.78
B. C=31.16
C. C=31.62
D. C=31.46

HELP ASAP!!!! showing work is optional :)