Choose the correct conjunction to connect the following sentences : He tiptoed into the room. He did not want to disturb his wife, who was asleep.

• A. He tiptoed into the room and he did not want to disturb his wife, who was asleep.
• B. He tiptoed into the room lest he should disturb his wife, who was asleep
• C. He tiptoed into the room lest lie did not want to disturb his wife, who was asleep.
• D. He tiptoed into the room though he did not want to disturb his wife, who was astep: