Julia's phone calling plan is based on a set price of $24.00 per month
for local calls and $0.04 a minute for long distance calls.

If Julia makes $m$ minutes of long distance calls in a month, which expression represents her cost, in dollars, for that month?
A. $24.00m+0.04$
B. $m(24.00+0.04)$
C. $m(24.00-0.04)$
D. $24.00+.04m$