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: Influenza epidemics are ____ times more likely during solar maxima.\Question: Choose the right answer from options given a) ten b) eight c) no d) four

SOLUTION: d

PROBLEM: Today there are ____ major breweries in Mexico that produce a spectrum of tasty beverages.\Question: Choose the right answer from options given a) nine b) six c) zero d) eight

SOLUTION: b

PROBLEM: Plasma levels fall by about a half within three to ____ hours.\Question: Choose the right answer from options given a) six b) one c) seven d) four

SOLUTION:
d