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: Some infected horses show ____ signs and become chronic carriers of the disease.\Question: Choose the right answer from options given a) nine b) six c) four d) no

Answer: d


Question: Intensity is defined as the average of the extreme anomalies during ____ consecutive months.\Question: Choose the right answer from options given a) ten b) three c) two d) five

Answer: b


Question: Reptiles have ____ digits that match with the middle finger, index finger, and thumb of a human.\Question: Choose the right answer from options given a) zero b) eight c) one d) three

Answer:
d