NAIMMCQ AP Environmental Science In 1988, the EPA and the U.S. Surgeon General recommended that everyone living in a detached house or the first three floors of an apartment building test for radon. By 2004, ______% of all households had tested for radon.

In 1988, the EPA and the U.S. Surgeon General recommended that everyone living in a detached house or the first three floors of an apartment building test for radon. By 2004, ______% of all households had tested for radon.

AP Environmental Science

In 1988, the EPA and the U.S. Surgeon General recommended that everyone living in a detached house or the first three floors of an apartment building test for radon. By 2004, ______% of all households had tested for radon.

a. >10

b. <10 p="">
c. >15

d. <15 p="">
e. >5

Answer: A

NAIMMCQ

In 1988, the EPA and the U.S. Surgeon General recommended that everyone living in a detached house or the first three floors of an apartment building test for radon. By 2004, ______% of all households had tested for radon.

In 1988, the EPA and the U.S. Surgeon General recommended that everyone living in a detached house or the first three floors of an apartment building test for radon. By 2004, ______% of all households had tested for radon.

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