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').

Cancer is the second leading cause of death in Georgia, accounting for one in ____ deaths each year.\Question: Choose the right answer from options given a) nine b) zero c) five d) four
d

Wind is renewable, and produces ____ emissions or by-products.\Question: Choose the right answer from options given a) five b) nine c) zero d) no
d

Vertebrate hemoglobin consists of ____ subunits, called polypeptide chains.\Question: Choose the right answer from options given a) three b) nine c) four d) no

c