A teenager receives a monthly allowance, m. the teenager spends 30% of the allowance on gas, 45% of the allowance on clothing, and the remainder of the allowance on food. the amount the teenager spends on food can be represented by the expression, m − 0.3m−0.45m.

Which expression also represents the amount the teenager spends on food?
A. 0.25 m
B. 0.52 m
C. 1.25 m
D. 1.52 m