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]: Females inherit ____ X chromosomes, one from each parent.\Question: Choose the right answer from options given a) five b) two c) no d) seven
[A]: b


[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]: Cleavage is distinct in ____ directions lengthwise, prismatic.\Question: Choose the right answer from options given a) four b) two c) one d) six
[A]:
b