human
Question: Once a great boxer , Tom Brown, went to a restaurant for dinner. He put his bag near the door, but he was afraid that someone would take it away. So he got out a pen and a piece of paper and wrote on it, "The great boxer, Tom Brown, left his bag here and he will be back in a few minutes." He put the paper on his bag and went to have his dinner. When he came back, his bag wasn't there. But he found a piece of paper on the ground. It said, "A great runner took away your bag, and will not be back." Tom Brown was afraid   _  .

Choices:
A) to put down the bag next to the door.
B) he couldn't find his pen
C) he couldn't get enough food for himself from the restaurant.
D) thieves  would take his bag away.
gpt
The correct answer is 3: thieves  would take his bag away..