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').

All quetzals have ____ legs.\Question: Choose the right answer from options given a) four b) zero c) eight d) ten
a

Baby elephants are usually dependent on mother s milk for at least ____ years.\Question: Choose the right answer from options given a) six b) three c) two d) seven
b

Wolves have five to ____ pups in a litter.\Question: Choose the right answer from options given a) zero b) one c) ten d) six

d