A. It is a name that Arduino uses for a program
B. Its the unit of code that is uploaded to run on an Arduino board
C. Both (A) and (B)
D. None of these

Solution

C. Both (A) and (B)

Explanation

What is Arduino sketch about?

A sketch is the name that Arduino uses for a program. It's the unit of code that is uploaded to and run on an Arduino board.