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: Humans learn through the ____ senses.\Question: Choose the right answer from options given a) eight b) one c) five d) ten

Answer: c


Question: Most bacteria have one or ____ circular chromosomes.\Question: Choose the right answer from options given a) ten b) eight c) six d) two

Answer: d


Question: Animals develop either two or ____ embryonic germs layers .\Question: Choose the right answer from options given a) three b) eight c) five d) seven

Answer:
a