The copperheads werea. southern democrats who called for
a return to the union.
b. republicans who opposed the lincoln administration.
c. northern democrats who opposed the union war effort.

The Copperheads were Northern Democrats who opposed the Union war effort.

Explanation:In the 1860s, the Copperheads, aka Peace Democrats, opposed the American Civil War and wanted immediate peace. They were called copperhead in relation to the venomous snake copperhead/pit viper.

the answer is C. Northern Democrats who opposed the Union war effort.

Explanation:

can you show the map

we can solve this via the kinematic equation:

where the vertical velocity is zero and so:

since the height of the building is 29.3 meters then:

the ball was in motion for approximately 2.45 seconds