Which expressions show the expanded form for 840.02?

Choose all answers that are correct.

A.
8 × 100 + 4 × 10 + 2 ×

B.
8 × 100 + 4 × 10 + 2 ×

C.
8 × 100 + 4 × 10 + 4 × 0 + 0 × + 2 ×

D.
8 × 100 + 4 × 10 + 0 × 1 + 0 × + 2 ×