Bob soon finished his meal and paid the waitress.

a) she / it / him
b) he / it / her
c) she / it / be
d) he / it / it

Bob(he) soon finished his meal(it) and paid the waitress (her)

ответ ,B.-he,it,her

ответ:  b). He / it / her .

Объяснение:

Скорее всего, в задании нужно было заменить / подобрать местоимения к существительным:

Bob (he) soon finished his meal (it) and paid the waitress (her).

Так что ответ:

b). He / it / her.