Which expressions show the expanded form for 40.507?


Choose all answers that are correct.


A.

4 × 10 + 0 × 1 + 5 × 1/10 + 0 × 1/100 + 7 × 1,000


B.

4 × 10 + 5 × 1/100 + 7 × 1/1,000


C.

4 × 10 + 0 × 1 + 5 × 1/1 + 0 × 1/10 + 7 × 1/100


D.

4 × 10 + 5 × 1/10 + 7 × 1/1,000

please help and im so sorry if its confusing