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').

Trinity comes from tri-unity which means ____ in one.\Question: Choose the right answer from options given a) four b) three c) eight d) zero
b

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
b

Evolutionary selection involves ____ categories of events.\Question: Choose the right answer from options given a) one b) two c) seven d) eight

b