Based on the clue 'a cat stepping over his piano keys may have inspir...', what is the answer?

Based on the clue 'a cat killed the rat that ate the malt in his hous...', what is the answer? Based on the clue 'a cat might take this short sleep', what is the answer? What is associated with: a cat named oil can harry was the nemesis of this rodent who was introduced in the 1940s lived… Based on the clue 'a cat scan is computerized axial this kind of imag...', what is the answer? What is associated with: a catalog of athletic wear for women is named title this after part of a 1972 education law? Based on the clue 'a catalyzing protein like amylase 6', what is the answer? What is referred to by 'a catchers catcher'? What is associated with: a catchy 1840 campaign slogan paired tippecanoe and this running mate too?