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]: Meteorologists rely mainly on ____ types of satellites.\Question: Choose the right answer from options given a) four b) two c) ten d) three
[A]: b


[Q]: Ladybugs have ____ legs and keep their wings tucked away until they are ready to fly.\Question: Choose the right answer from options given a) six b) eight c) one d) zero
[A]: a


[Q]: Parasitic nematodes are beneficial for ____ reasons.\Question: Choose the right answer from options given a) zero b) four c) six d) two
[A]:
c