Question

read the passage. saving the apollo 13 mission on april 11, 1970, apollo 13 was launched for a planned moon landing. two days into the mission, however, one of the oxygen tanks in the spacecraft exploded, causing a loss of air, electricity, and water. the moon landing had to be canceled, and the astronauts had to figure out how to get home. their solution was to move into the lunar module, the small craft that was supposed to land on the moon, for much of the remaining trip. the lunar module contained fewer supplies, however. therefore, the astronauts had to conserve as much food and water as possible. by firing the lunar modules engine, the men were able to get the spacecraft on the correct course to return to earth. on april 17, apollo 13 landed safely in the pacific ocean. what is the main, or central, idea of the passage? after an explosion on apollo 13, the spaceship began to lose air, water, and power. after an explosion on apollo 13, the astronauts took shelter in the lunar module. after an explosion on apollo 13, the astronauts had to conserve supplies.

Explanation:

The passage details the explosion on Apollo 13 and the astronauts' actions to return safely. While the other options are parts of the story, the main idea is about the overall situation after the explosion and the need to return home. The astronauts' taking shelter in the lunar - module is a key part of their efforts to survive and get back, which encompasses the other aspects like losing resources and conserving supplies.

Answer:

After an explosion on Apollo 13, the astronauts took shelter in the lunar module.