Task: Text Completion
Input (English): Prompt: A company produced a smart camera which can take picture automatically, the camera 
Completion A: let its owner to determine what is the best time to take picture 
Completion B: used AI technology to determine what is the best time to take picture 
Completion C: used magic power to determine what is the best time to take picture 
Completion D: used electronic to determine what is the best time to take picture
Output (English): Completion B