Does a comma go before and in a list?

Related questions

1. Do you use a comma when listing three things?
2. What is a Cambridge comma?
3. Why do you need an Oxford comma?
4. Should you put a comma before and in a list?

Tags

1. #usually
2. #always
3. #depends
4. #connecting
5. #using
6. #clauses
7. #independent
8. #comma
9. #situations
10. #almost
11. #applies
12. #there
13. #whether
14. #before
15. #single
16. #optional