Although dred scott lost his case before the supreme court, a subsequent master freed himand his wife, harriet.

question is unclear.

i can't sorry.

post the full question so i can .

map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. for example, on a 1: 100000 scale map, 1cm on the map equals 1km on the ground.

the answer is c have a good day