Answer:
<span>B. Singular subjects need singular verbs while plural subjects need plural verbs.
The agreement consists in that the number of the verb and the number of the subject need to be the same: if the subject is singular the verb has to be singular, and if the subjetc is plural the verb has to be plural.
Verb-subject disagreement is a grammatical error.
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A gear. The two gears feed into each other
A divorce can be very hard on a child, instead of learning you'll be thinking if you had any part in breaking your parents up or if not you then who fault was it? mom? dad? some out side force? an annoying sibling? a child has a hard time understanding the fact that it doesn't have to be anyone's fault and some times people drift apart.