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').

Collars come in ____ shapes.\Question: Choose the right answer from options given a) six b) two c) four d) zero
b

Cougars have ____ toes with three distinct lobes present at the base of the pad.\Question: Choose the right answer from options given a) no b) four c) eight d) zero
b

Insects have three body regions and ____ legs.\Question: Choose the right answer from options given a) one b) four c) two d) six

d