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: Cattle are the second most important commodity in ____ states and third in six states.\Question: Choose the right answer from options given a) nine b) five c) no d) eight

SOLUTION: a

PROBLEM: Most volcanoes erupt for ____ to four weeks and then rest.\Question: Choose the right answer from options given a) three b) four c) one d) eight

SOLUTION: a

PROBLEM: Human behavior is made up of ____ components or levels.\Question: Choose the right answer from options given a) no b) three c) six d) ten

SOLUTION:
b