Based on the clue '3 us presidents died on this date one calvin cool...', what is the answer?

Based on the clue '3 types of these are gas electric convection', what is the answer? Based on the clue '3 types of these are rescue trucks pumpers ladder...', what is the answer? Based on the clue '3 types of this hardware found on doors are self c...', what is the answer? What is associated with: 3 us presidents attended this politicians texas funeral november 18 1961? What is associated with: 3 votes went to this disney character who debuted in the wise little hen in 1934? Based on the clue '3 witches prophesy in a thunderstorm', what is the answer? Based on the clue '3 word anatomical idiom meaning to wait perhaps im...', what is the answer? Based on the clue '3 word avian term for a futile quest', what is the answer?