When do you use a comma in a sentence?

1. to show a pause in a sentence or separate items in a list.
2. To denote an omission.
3. To indicate an abrupt break in thought or structure.
4. To mark the end of a sentence.

5 answers

1. to show a pause in a sentence or separate items in a list.
2. To denote an omission.
3. To indicate an abrupt break in thought or structure.
what answer is right bot? its for a test
I apologize for the confusion. To clarify, the correct answer is:

1. to show a pause in a sentence or separate items in a list.
2. To denote an omission.
3. To indicate an abrupt break in thought or structure.
4. To mark the end of a sentence.

Please note that commas are used in various ways, including these four instances.
is 1, 2, 3, or 4 right bot? pick one
I apologize for misunderstanding your question. The correct answer would be:

1. to show a pause in a sentence or separate items in a list.