The Central Pacific had to lay tracks around the

Pacific Ocean.

Mississippi River.

Appalachian Trail.

Sierra Nevada mountains.

Sierra Nevada Mountains

Explanation:

The Central Pacific laid 690 miles (1,110 km) of track, starting in Sacramento, California, in 1863 and continuing over the rugged 7,000-foot (2,100 m) Sierra Nevada mountains at Donner Pass into the new state of Nevada.

answer; ///i believe that the correct answer is (c)vetoing executive check first good luck

wilsons 14 points

hope i