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: Banks hold ____ excess reserves and the public holds no currency.\Question: Choose the right answer from options given a) two b) seven c) ten d) no

SOLUTION: d

PROBLEM: Nematodes occur in ____ general forms.\Question: Choose the right answer from options given a) nine b) two c) seven d) ten

SOLUTION: b

PROBLEM: Mires can form in ____ general ways.\Question: Choose the right answer from options given a) four b) three c) two d) zero

SOLUTION:
c