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: Dogs are pack animals, and ____ dogs is the minimum number for proper socialization.\Question: Choose the right answer from options given a) four b) five c) no d) zero

SOLUTION: b

PROBLEM: Bulbs bloom four to ____ weeks after planting.\Question: Choose the right answer from options given a) seven b) one c) six d) nine

SOLUTION: c

PROBLEM: Some deserts receive only ____ or four inches of rain a year.\Question: Choose the right answer from options given a) six b) zero c) one d) three

SOLUTION:
d