Which of these activities is a state NOT allowed to implement? Forming and maintaining their own armed forces Providing public health and safety services Regulating business within their own borders Making and administering laws regarding liquor

The activity that a state is not allowed to implement is "Forming and maintaining their own armed forces".

## Step 1The question is asking which of the listed activities is not a power that U.S. states are allowed to implement according to the U.S. Constitution. ## Step 2The first option is "Forming and maintaining their own armed forces". This is not a power that states have. The U.S. Constitution grants the federal government the power to raise and maintain armed forces in Article I, Section 8.## Step 3The second option is "Providing public health and safety services". This is a power that states have. They are responsible for public health and safety services within their borders.## Step 4The third option is "Regulating business within their own borders". This is also a power that states have. They have the power to regulate business within their own borders.## Step 5The fourth option is "Making and administering laws regarding liquor". This is another power that states have. They have the power to make and administer laws regarding liquor.