Based on the clue 'a chameleon can use this organ almost as long as i...', what is the answer?

Based on the clue 'a chain of office is part of the regalia of this d...', what is the answer? Based on the clue 'a chain of shoals known as adams bridge stretches ...', what is the answer? Based on the clue 'a challenge to any optician these giants had only ...', what is the answer? Based on the clue 'a chambermaid does it to your pillow forgetful act...', what is the answer? Based on the clue 'a champion among actors this star of spartacus ear...', what is the answer? Based on the clue 'a champion chess player at the international level', what is the answer? What is associated with: a chance at a bounty brings retired killer clint eastwood back into service in this 1992 film? Based on the clue 'a chance spectator one may be innocent', what is the answer?