Answer:
b?
Explanation:
I really don't have context to answer that question.
Answer:
I'm not 100 percent but I am sure that the answrs is the last one characters motivations
The author here is describing, in a sequential or chronological way, a series of events that took place in the past (hence the use of the past tense), namely: 1) "...he finally convinced...", 2) "Early results were not..." and 3) "...but... customers became hooked."
Answer is A.
have a good day
D I think don’t trust me yet, it’s a maybe