Courtney bought a fishbowl and some goldfish.
The fishbowl costs $12.
Each goldfish costs $1.99.

Which expression can be used to find the total amount of money Courtney spent if she bought a fishbowl and $n$ goldfish?

A. $12\times (1.99+n)$
B. $(12+n)\times 1.99$
C. $12n+1.99$
D. $12+1.99n$