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').

Bacteria come in ____ basic shapes.\Question: Choose the right answer from options given a) five b) one c) three d) nine
c

Pandas reach adulthood at about ____ years of age.\Question: Choose the right answer from options given a) eight b) seven c) five d) six
c

Cats have ____ toes on their forefeet and four toes on their hind feet.\Question: Choose the right answer from options given a) seven b) six c) four d) five

d