Because it reflects our colture
The talk test is a simple way to measure relative intensity. In general, if you're doing moderate-intensity activity you can talk, but not sing, during the activity. If you're doing vigorous-intensity activity, you will not be able to say more than a few words without pausing for a breath.
I think the answer you are looking for is tobacco
In 2011 around 330,000 babies were born to girls between the ages of 15-19
the answer to your question is false. i took the test