If its plural (los/las/ more than 1 thing) its gustan
If its singular(la/el/ 1 thing) its gusta
Okay, so first, we'll answer them in numbers
1.16
2.10
3.30
4.11
5.23
next, we'll translate into Spanish.
1.dieciséis
2.diez
3.treinta
4.once
5.veintitres
A) 28 - veintiocho
B) 14 - catorce
C) 12 - doce
D) 19 - diecinueve