It's before the "and".
Ex: When I went to the store, I had to get ice cream, milk, eggs, and butter.
No. Usually in a list there is/are no comma(s). The list would instead go something like this: Mum's Shopping List: #Bread #milk #soup etc, etc.
No, a comma does not go before the word 'in'.
it goes after. like ... so, what did you do at the weekend? There you gooo :D
It depends on what you're writing. Here are 2 examples, one with a comma before and one with a comma after. Anyway, I didn't want to go. She can't help you, anyway.
Not necessarily. There is no word in English that requires a comma before or after it.
No.
no
After
after
Before
No, a comma does not go after a name all the time. One puts a comma between a the names in a list. The people that are coming on Wednesday are Mary, John, James, Ingrid and Jo.
It could go either ways?