B
Explanation:
Fristly we will apply BODMAS rule .i.e Brackets of Divison Multiplication Addition and then Substraction.
So first we will solve (5+3)^2 which is equal to 64.
Then we will solve 3^3 which is equal to 27.
now 27 times 2 is 54.
At last 64 - 54 comes out to be 10.