Ijust want the meaning to life (no wrong or right answers i just want your true opinion)

List three function of each of the following nutrition carbohydrates fats and proteins

What is the name of the device that senses the current flowing, tripping the circut, and cutting off the electricity

*edit* i took the test and i picked a and it was incorrect for its c! rank the following suggestions for preventing std, in order of increasing effectiveness. 1) using latex condoms properly 2) using spermicidal foam or jelly with a monogamous partner 3) abstaining from sexual intercourse and genital contact a. 1, 2, 3c. 2, 1, 3