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: Lynx consume one or ____ hares a day.\Question: Choose the right answer from options given a) five b) no c) two d) three

SOLUTION: c

PROBLEM: Rheumatic fever begins one to ____ weeks after an untreated streptococcal infection.\Question: Choose the right answer from options given a) six b) ten c) two d) zero

SOLUTION: a

PROBLEM: Krill reach maturity after two to ____ years.\Question: Choose the right answer from options given a) no b) three c) zero d) one

SOLUTION:
b