The danger from radon gas would most likely be greatest in

In Well Insulated Homes

Explanation:

Radon is a radioactive gas which is usually generated in the soil naturally and enters houses via the ground. It is a colourless, odorless, tasteless noble gas.

This gas can enter homes via wall cracks, basement of floors and foundations. The highest level of radon is found in homes that are well insulated, tightly and properly sealed and most likely foundated on uranium-rich soil.

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.

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