Hi !
Answer:
B- Of the two products lines, which bring<u>s</u> us the most profits ?
Explanation:
a, c, and d have verbs in the 3rd person plural <em>(have, bring, have been bringing us) </em>......
The question is "Of the 2 products, which <em>(one) ..► 3 rd person singular</em>
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<em>☺☺☺</em>
<span>That America is young/suffiently small as to be united now. If time were to elapse, and the population of colonies to grow, the same feeling of unity would not be present. I hope I helped </span>
Unkempt and smelly is the answer