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: Most spiders have ____ eyes, some only six and several have fewer or none.\Question: Choose the right answer from options given a) ten b) two c) eight d) no

SOLUTION: c

PROBLEM: Hurricanes weaken rapidly when passing over land surfaces for ____ reasons.\Question: Choose the right answer from options given a) two b) three c) nine d) zero

SOLUTION: b

PROBLEM: Gastrulation produces a gastrula that develops ____ embryonic germ layers.\Question: Choose the right answer from options given a) two b) three c) eight d) six

SOLUTION:
b