Answer:
D. They were both killed
Explanation:
The Battle of Quebec also known as the Battle of the Plains of Abraham that was started in 13 September 1759. The battle was headed by two generals, French General Marquis de Montcalm and British General James Wolfe.
Both the commanding officers died in the battle from wounds during the battle. In this battle France lost the control over Quebec and surrender to the British.
Hence, the correct answer is "D. They were both killed".