The city of oak ridge, tennessee contributed to the world war ii effort by a) serving as an army base for the 101st airborne division. b) being part of a research development site for the atomic bomb. c) serving as the headquarters for the tennessee valley authority. d) becoming the first city to initiate the draft before the selective service act of 1940.

The correct answer is B.

Oak Ridge, a small city in Tennessee, had played a vital role in the development of the world's first nuclear weapons.

The so called 'Secret City' was the epicenter of the Manhattan Project, the American-led effort to build an atomic bomb.

The site scouted in Oak Ridge had ideal conditions for the military's plan: remote location and the perfect population size.

Oak Ridge was established in 1942 as the Manhattan Project started, it was a massive joint effort of American, British and Canadian forces to build and develop the atomic bomb.

hhghkkggcvbkkjvhkiuvvb