How does controlled destruction make it easier to build new buildings?

The rubble can be cleared more quickly

Explanation:

In order to build a new building, The constructor need to find a way to get rid of the existing structures and foundation. The old method of doing this is by using wrecking ball trucks. But, this method tend to create a lot of rubbles that scattered all over the building site.

In a controlled destruction, we utilize the use of explosives in order to destroy the existing structures and foundation. We can calculate the the impact of the explosives and place in only in a couple of areas in order to make the debris gathered in one small space. This make the rubble can be cleared more quickly.

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.