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').
--------
Question: Baboons can travel up to ____ miles a day.\Question: Choose the right answer from options given a) seven b) three c) two d) six

Answer: d


Question: Fluorescent lamps are roughly ____ times more intense than ordinary lightbulbs.\Question: Choose the right answer from options given a) six b) one c) three d) eight

Answer: c


Question: Seeds are easy to germinate and produce plants that flower in ____ years.\Question: Choose the right answer from options given a) three b) no c) one d) four

Answer:
a