Question

which of the following statements is true?
substance abuse problems are more likely to stem from the use of drugs than from drinking alcohol.
certain sexual behaviors are risky and can result in negative consequences.
good physical health requires at least 30 minutes of aerobic exercise each day.
snuff does not contain actual tobacco, but it is considered a form of tobacco use.

Explanation:

1. Substance - abuse can stem from both drug - use and alcohol - drinking, and it's not accurate to say one is more likely than the other without specific context.
2. Certain sexual behaviors like unprotected sex can lead to negative consequences such as sexually - transmitted infections or unwanted pregnancies, so this statement is true.
3. While aerobic exercise is beneficial for physical health, there is no strict requirement of exactly 30 minutes per day for good physical health; it depends on various factors like an individual's overall lifestyle and health goals.
4. Snuff is a form of tobacco product and contains actual tobacco.

Answer:

Certain sexual behaviors are risky and can result in negative consequences.