Which of the following sentences is punctuated correctly?

A. I don't know?

B. Is she going to be there all day, I really need to talk to her right
now, and then I have to go.
C. Where is mother!

D. She is in the basement with Martha.

 D you poor soul the answer is D

Explanation:

A is supposed to have a period B is supposed to have a question mark then a period. C is supposed to have a question mark.

based on the biblical principle proverbs 16: 32, i agree with the author of the passage "better is it that it takes longer to be angry than the strong " to the extent that i share the philosophy that the nobility of heart demonstrates the strength of a person. those who are very proud, get angry easily and show their anger toward others are really weak, but those who are noble and do not constantly obfuscate or contain their feelings of anger, are strong people

what are the following?