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: Roundworms are fairly large worms that can grow to be ____ or five inches long.\Question: Choose the right answer from options given a) no b) nine c) four d) zero

SOLUTION: c

PROBLEM: Control is defined as a dead plant with ____ signs of life.\Question: Choose the right answer from options given a) ten b) nine c) no d) zero

SOLUTION: c

PROBLEM: Southern moles are ____ to seven inches long and weigh three to four ounces.\Question: Choose the right answer from options given a) nine b) five c) two d) six

SOLUTION:
d