Based on the clue 'a bypass operation may bypass the carotid or coron...', what is the answer?

What is referred to by 'a butterfly in barcelona'? Based on the clue 'a butterfly table is also known as a drop this ta...', what is the answer? Based on the clue 'a button warned this man in 64 hot water in 65', what is the answer? Based on the clue 'a buzzard flies overhead inspires the cast of thi...', what is the answer? Based on the clue 'a byron poem says i stood in this city on the brid...', what is the answer? Based on the clue 'a bystander watching but not participating', what is the answer? What is associated with: a c 54 cargo plane is on the 1998 stamp commemorating the 50th anniversary of this aid mission? Based on the clue 'a c on a faucet in mexico stands for caliente whic...', what is the answer?