<u>sister's</u> refers to possessive singular;
whereas: <u>sisters'</u> refer to possessive plural (involving more than one sister).
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I would say A. was the furthest thing from his mind
I think its the last one but im really not 100% sure. Hope It helped.
Answer:
a concave lens is exactly the opppostie with outer surfaces curving inward, so it makes parallel light rays curve outward or diverge. That's why concave lenses are sometimes called diverging lenses. ... The distance from the center of the lens to the focal point is, again, the focal length of the lens.
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Answer:
Yes, the answer is beginner. Novice is a synonym for beginner. Plus it says first time. Good job :)
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