Answer:
D.
Explanation:
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A sentence begins with a capital letter, since it was a question, you use a question mark. You don't use their since "their" is a possessive pronoun. As for "there" is used as an adjective.
There has been a marked increase in virtual reality games since the military developed conflict-based simulators.
lions
Who is the answer of the question
Turning the story into a play!
