Given a sentence with a missing word, pick the answer option that best fills out the missing word in the sentence. Indicate each answer with its index ('a', 'b', 'c', 'd').

Q: Most fats ingested are triglycerides i.e. ____ fatty acid chains connected to a glycerol molecule.\Question: Choose the right answer from options given a) seven b) two c) three d) six

A: c
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Q: Studies show that childhood obesity is epidemic and that ____ in five children is overweight.\Question: Choose the right answer from options given a) one b) two c) nine d) ten

A: a
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Q: Covalent bonds arise when ____ atoms share electrons .\Question: Choose the right answer from options given a) two b) ten c) six d) zero

A:
a
****