Which expression is equal to 47.906?

A (4x10)+(7x1)+(9x1)+(6x100)
B (4x10)+(7x1)+(9x1/1)+(6x1/100)
C (4x10)+(7x1)+(9x1/10)+(6x1/1000)
D (4x10,000)+(7x1000)+(9x10)+(6x1)

The expression that is equal to 47.906 is:

B (4x10)+(7x1)+(9x1/1)+(6x1/100)