Choose the one sentence from the excerpt that confirms why the Union army kept trying to take Chattanooga.

A-Choose the one sentence from the excerpt that confirms why the Union army kept trying to take Chattanooga.

B-Choose the one sentence from the excerpt that confirms why the Union army kept trying to take Chattanooga.

C-The Union wanted to use the city as a base to cut the Confederacy in two, by driving the rebel army to the sea.

D-The Union had been unsuccessfully trying to take Chattanooga for more than a year.

E-The Union army dug in at Chattanooga.

F-In September 1863, Union troops attacked the Confederate army southeast of Chattanooga, but were pushed back at the bloody Battle of Chickamauga.

H-The Confederates surrounded the city for the next two months, waiting for the Union troops to run out of food.