Answer:
B. Mrs. Morris likes to go to Starbucks on Mondays, but she can't go in May.
Step-by-step explanation:
Mrs. is capitalized correctly with a period at the end
Morris is capitalized correctly
Starbucks is capitalized correctly (because it is a brand name)
Mondays is capitalized correctly (because days of the week must be capitalized)
There is a comma between "Mondays" and "but"
Can't has an apostrophe in the correct spot
May is capitalized correctly (because months must be capitalized)
hope this helped!