Read the sentences.

a new gift shop was opened by the millers who needed to learn many things about running it so the business would be successful. their accountant informed them that the inventory and sales reports need to be submitted at the end of every week.

which option most accurately describes the problematic use of active and passive voice in this sentence?

a) the second sentence uses active voice, but would be better written in passive voice.
b) the first sentence uses active voice, but would be better written in passive voice.
c) the first sentence uses passive voice, but would be better written in active voice.
d) the second sentence uses passive voice, but would be better written in active voice.