If you plan to make a document for an audience, you want to do what they want to know, most likely.
So For A. You don't want to interest yourself, you want to interest the audience.
For B. Your readers are you priority, so knowing how much they know would help.
For C. Sources are whole other subject but to please them, you may worry about that a little less.
For D. Same as C
So B would be best.
1. an adverb clause will always contain a subject, verb, and subordinate conjunction (this is what keeps it from being a complete sentence)
<span>2) until his arms ached. (his arms = subject, ached = verb, until = subordinate conjunction)
3) once they saw her car turn the corner. (</span>they = subject, saw = verb, once = subordinate conjunction)
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4) When the storm started (</span>the storm = subject, started = verb, when = subordinate conjunction)
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5) while being taught to bake cupcakes. (</span>she = subject, taught = verb, while = subordinate conjunction)
Winter is basically a noun. A noun is a name of a person, animal, place and things.
