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: Conglomerate integration is when ____ apparently unconnected companies merge.\Question: Choose the right answer from options given a) two b) six c) no d) three

SOLUTION: a

PROBLEM: Acoustic guitars come in ____ types.\Question: Choose the right answer from options given a) two b) ten c) one d) four

SOLUTION: a

PROBLEM: Most orangutans are four to ____ feet long, some can reach a length of six feet.\Question: Choose the right answer from options given a) no b) seven c) eight d) five

SOLUTION:
d