Please help diagnostic is due today!! Which expression represents the length of hypotenuse ,C, of the triangle below?

A. √a^2 - b^2
B. a^2 + b ^2
C. a^2 - b^2
D. √a^2 + b^2

Tessa bought stock in a restaurant for $253.00. her stock is now worth $333.96. what is the percentage increase of the value of tessa's stock? a.) 81% b.) 32% c.) 24% d.) 76%