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: Vaporization can occur in temperatures as low as ____ degrees.\Question: Choose the right answer from options given a) one b) zero c) eight d) two

SOLUTION: b

PROBLEM: Plants have at least ____ sHSP gene families which comprise a large multigene family.\Question: Choose the right answer from options given a) zero b) eight c) five d) seven

SOLUTION: c

PROBLEM: Howlers can reach up to ____ feet and fifty pounds, with a life-span of possibly thirty years.\Question: Choose the right answer from options given a) no b) five c) eight d) four

SOLUTION:
d