Riddle

I warn you about meetings, and I assist you in your life, I can help you do most of your work, unless I have a bug. What am I?

Choose an answer

A.Smartphone
B.Calendar
C.Alarm clock
D.Computer
Hint: It's a word with 8 letters, starting with "C".

Answer

Computer

Why this is the answer

A computer can show meeting reminders and help with most tasks, but it malfunctions when it has a 'bug' (software glitch).

This riddle is filed under "What Am I?" Riddles and rated Easy.