Are nuclear weapons an issue we should be concerned about? Please Explain.

Nuclear weapons are in fact something that should raise a concern amongst people. Many countries including the United States have nuclear weapons capable of taking out an entire country if they were used. The issue of nuclear warfare is one that seems to be growing more and more pressing as time passes with the testing and possibility of use coming more into light.

Explanation:

all explained above !

the correct answer is b, "fertility rates are increasing, so populations will grow more quickly in the future."