Question

    In the following question, three sentences are given, revolving around the same theme or idea. Decide which of the sentences are grammatically and meaningfully correct and mark the answer accordingly. 

    1. Oceans absorb most of the heat produced from greenhouse gas build up, and temperature is only projected to increase. 

    2. A September 2014 study suggested that increased water temperature might cut plankton populations by messing with natural cycles of nitrogen, carbon and phosphorus. 

    3. But that work is based in computer modeling, and without a full picture of plankton ecosystems, it's unclear how things might truly played out. 

    A Only 1 Correct Answer Incorrect Answer
    B Only 1 and 2 Correct Answer Incorrect Answer
    C Only 1 and 3 Correct Answer Incorrect Answer
    D Only 2 and 3 Correct Answer Incorrect Answer
    E All 1, 2 and 3 Correct Answer Incorrect Answer

    Solution

    Both 1 and 2 are correct, which makes B the right answer.  3 - replace the second form verb PLAYED with PLAY as the modal verb MIGHT will take the base form of the main verb that follows it.

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