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').

[Q]: Toucanets encompass ____ genera.\Question: Choose the right answer from options given a) seven b) six c) two d) one
[A]: c


[Q]: Popular racism seems most prevalent in Italy which saw ____ deaths at the hands of racists.\Question: Choose the right answer from options given a) five b) two c) one d) four
[A]: d


[Q]: Many gardeners fertilize every ____ or four weeks to keep container plants looking good.\Question: Choose the right answer from options given a) ten b) three c) five d) zero
[A]:
b