Answer: D) The pill is being marketed for those with quite a bit of weight to lose, as opposed to those looking to only lose 5-10 pounds.
Explanation: It shouldn't really be put as the main idea because it has no meaning.
the first paragraph because it is talking about a lot of stuff
Either the Fishers or their daughter has seen the house for sale.
With the correlative conjunction either-or we decide the subject-verb agreement by the closest noun to the verb, in this arrangement, the noun daughter is closest to the verb to see, singular pronoun <em>she</em> is agreeing <em>with has seen</em>.
Other similar examples:
Either Susanna or <em>her children are going</em> shopping for Christmas this Sunday.
Either his brothers or David has broken the granny's porcelain vase.