the answer is a. explicit.
The correct answer is A. When the subject of a sentence is singular, add "_s" to the base form.
An easy example is "to exist", the base form is "exist" and A strawberry exists shows that you add s when a singular subject is used.
<span>The answer would be this: "Ginger and Steve fell in love when they met while camping in Alaska. Unfortunately, Ginger lived in a different country, so they decided not to date."
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Answer:
declare, maintain, contend, argue, state, claim, propound, submit, posit, postulate, adduce, move, advocate, venture, volunteer