In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to provide one question which clarifies the input question and it has one unique answer, and also provide an answer to the generated question. Generated question and answer should be separated with a new line.

[Q]: Who played susan walker in miracle on 34th street?
[A]: Who played Susan Walker on the 1947 film Miracle on 34th Street? 
 Natalie Wood


[Q]: Who sings never say never with justin bieber?
[A]: Who raps in the song "Never Say Never" with Justin Beiber? 
 Jaden Smith


[Q]: The last electron acceptor of the electron transport chain (etc) in cellular respiration is?
[A]:
The last electron acceptor of the electron transport chain (etc) in aerobic cellular respiration is? 
 molecular oxygen