They can make you feel stressed and or sad.
Answer:
Use alcohol only to relieve stress.
Explanation:
Siping alcoholic beverages slowly or drinking on empty stomach are definitely not guidelines for responsible drinking of alcohol.
Riding with a friend who has had less to drink than you is also not enough precaution to take as your friend stand the chance of being intoxicated by the alcohol taken and might lead to accident. In fact, it is advised not to drink and drive.
So, the only option that is most appropriate as a guideline is to use alcohol only to relieve stress.