Question

1. choose the best answer. thomas jennings, the first black patent - holder, received a patent in 1821 for a __ that is still used today. railroad signaling system steam engine vent telegraph key dry - cleaning process 2) choose the best answer. the daughter of a black inventor,__, fought segregation and won a court judgment ruling that new yorks streetcars had to allow black people to ride. elizabeth jennings graham dorothea dix harriet beecher stowe susan b. anthony

Explanation:

1. Thomas Jennings received a patent in 1821 for a dry - cleaning process which is still in use today.
2. Elizabeth Jennings Graham, the daughter of a Black inventor, fought segregation and won a court judgment regarding Black people riding New York's streetcars.

Answer:

1. dry - cleaning process
2. Elizabeth Jennings Graham