The difference between the words swarmed and assembled should give you a clue as to what the answer is. Swarmed means to move somewhere in large numbers, usually crowding around something of interest to get a closer look. Assembled means to gather together in one place for a particular reason. This is usually done in an orderly fashion.
I would definitely go with B because a subjunctive is an realist mood (one that does not refer directly to what is necessarily real) – it is often contrasted with the indicative, which is a realist mood. Subjunctives occur most often, although not exclusively, in subordinate clauses, particularly that-clauses.
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Answer:
Should
Explanation:
Should, it makes more sense to use the word "should not" instead of "must not".
Answer:
A Hallstatt Tour or A Bavarian Mountain Tour.
