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').

Scorpions also have ____ legs.\Question: Choose the right answer from options given a) eight b) zero c) nine d) ten
a

Babies show an interest in solid foods when they are approximately four to ____ weeks old.\Question: Choose the right answer from options given a) nine b) eight c) five d) six
c

Enlightenment enriches all ____ of the values that define human aspirations.\Question: Choose the right answer from options given a) eight b) ten c) one d) no

a