1 brain
also what is 3am

3 am is the morning

Explanation:

3AM is an American reality documentary series about the late-night life of New York City. The voyeuristic documentary series puts the spotlight on the lives of five New York citizens and veterans to the city's night life. The series debuted on the premium cable channel Showtime on May 28, 2015.

The One Brain® system is a kinesiology (muscle testing) method of working with the whole of a person including the physical body energy to elevate awareness while releasing non-conscious stressors. We are then able to find the answers to our deepest questions and solve any problem we have be it physical, social, economic, relational or spiritual.

Explanation:

exposure to hazardous carcinogens and toxic substances can cause breathing problems, such as copd and various types of cancer. it also increases the risk of heart attacks and strokes and has serious (but no less unattractive) side effects, such as aging, yellow teeth, a terrible smell and damage to the vocal cords.

i think the answer would be b.