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').

[EX Q]: Argentine ants are able to establish new colonies with as little as ____ worker ants and one queen.\Question: Choose the right answer from options given a) no b) two c) ten d) five
[EX A]: c

[EX Q]: Laparoscopic surgery is performed via three or ____ small incisions in the abdomen.\Question: Choose the right answer from options given a) nine b) six c) five d) four
[EX A]: d

[EX Q]: Eagles attain their adult plumage at ____ or five year of age.\Question: Choose the right answer from options given a) four b) two c) six d) no
[EX A]:
a