The internal combustion engine was an innovation of

a.
guglielmo marconi

b.
thomas edison

c.
alexander graham bell

d.
jean lenoir

e.
gustav eiffel

ask google there you might be able to find an answer for the question you're trying to ask

it would be a. that is the only one i could think of

a reason that was key to coolidge's victory in the 1924 presidental election was that; democratic party supporters were split in the north and south.