Interesting, but why do you ask the question? Do you need help with math or English? I am confused
Answer: B. Waterway
Explanation: All of the other choices are different kinds of waterways, but a waterway isn’t a river, a canal, or a lake.
Sense because the reason everything comes to a happy end is because the women come to their "senses" and meet two matches that make them happy, even if one was not their first choice for a mate.