Which equation could be used to solve the question below?

Kitty made b cups of dough. She divided the dough into 3 equal clumps. Each of the dough clumps doubled in size. Now, each clump is made of 6 cups of dough. How many cups of dough did Kitty originally make?
A.
b × 6 ÷ 2 = 6
B.
b × 3 × 2 = 6
C.
b ÷ 3 ÷ 2 = 6
D.
b ÷ 3 × 2 =6


please help whoever is right i will mark brainliest