Which of the options completes the dialogue correctly?

The Linden Tree

Mrs Linden: (...) You’d like some tea,,______you, Rex? Rex: A cup, certainly.

Jean: And______ Marion and I.

(Priestley, J.B. “The Linden Tree". An inspector calls and other plays.UK: Penguin, 2001.) 

 Mark the option that shows the appropriate question tag for the sentence.

“He's right there in the back seat”, ______? (line 8)