TASK DEFINITION: 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').
PROBLEM: Some species can make dives over ____ hundred feet deep.\Question: Choose the right answer from options given a) six b) eight c) two d) one

SOLUTION: b

PROBLEM: Humans learn through the ____ senses.\Question: Choose the right answer from options given a) eight b) one c) five d) ten

SOLUTION: c

PROBLEM: Most bacteria are one or ____ microns wide.\Question: Choose the right answer from options given a) three b) two c) ten d) four

SOLUTION:
b