Answer:
the correct answer is A.) Cuesta
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Explanation:
(English translation) all of them means cost
Ella (Her) - to cost (o—>ue)
a. cuesta - (present femine)
b. costa - (incorrect form)
c. cuesto (past tense)
d. cuestas (when there is more than one)
The conjugation is van for ellos/ellas
Other IR conjugations:
yo voy : I go
tú vas: You (informal) go
él/ella/ello/uno va : He/she/one goes
usted va: You (formal) go
nosotros vamos :We go
vosotros váis : You all (informal) go
ellos/ellas van : They go