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: All spider mites have ____ legs and a lack of a separate head.\Question: Choose the right answer from options given a) eight b) four c) ten d) one

SOLUTION: a

PROBLEM: Sculpture involves the ____ different processes of carving and modeling.\Question: Choose the right answer from options given a) five b) three c) two d) ten

SOLUTION: c

PROBLEM: Most amphibians reach maturity at ____ or four years.\Question: Choose the right answer from options given a) three b) six c) two d) five

SOLUTION:
a