The sentence that best supports the answer in part A is the sentence presented in option B.
Why?
The option sentence states that arranged marriages have a great capacity to be successful because they are decided rationally, without emotional decisions being considered.
This is because, in these marriages, the parents of the bride and groom know their children in a very deep way, and in this way, they can choose who will be able to make their children happy in a rational and evaluative way.
Learn more about arranged marriages:
https://brainly.com/question/25872257
#SPJ1