Question

Pls do today

Which sentence needs a comma before the coordinating conjunction?
We need butter and eggs and milk and tea from the store.
Lin drove all the way across the country to visit his aunt, uncle, cousins, and grandparents.
Ian didn't take his math test yesterday but he plans to take it today.
Addie can only stand so much chocolate before she gets sick.

Answer 1

Ian didn’t take his math test today

Answer 2

Ian didn't take his math test yesterday but he plans to take it today

Step-by-step explanation:

a corrdinnating conjunction is a word like, “but” or “or” and this sentence would require a comma before it. Making this sentence in proper format, “Ian didn't take his math test yesterday, but he plans to take it today.”