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: ATMs are expensive machines with an average useful life of ____ to fifteen years.\Question: Choose the right answer from options given a) nine b) eight c) ten d) two

SOLUTION: c

PROBLEM: Hypertension affects nearly one in ____ adults.\Question: Choose the right answer from options given a) three b) seven c) five d) zero

SOLUTION: a

PROBLEM: Cosmetic coloration has ____ different types.\Question: Choose the right answer from options given a) six b) no c) zero d) two

SOLUTION:
d