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: Onion thrips experience ____ instars.\Question: Choose the right answer from options given a) three b) six c) eight d) four

A: d
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Q: Grasshoppers can fly at speeds up to ____ miles per hour.\Question: Choose the right answer from options given a) eight b) seven c) two d) nine

A: a
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Q: Most sharks have ____ pairs of gill slits, but some have six or seven pairs.\Question: Choose the right answer from options given a) seven b) zero c) ten d) five

A:
d
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