Computer Science for IGCSE & O level - Algorithm Design And Problem Solving (Section 11 - No. 5)

In the context of algorithm design, what does the term "verification" primarily refer to?

Ensuring the algorithm is easy to read and understand.

Confirming the algorithm meets the user's requirements.

Checking that data has been accurately copied from one source to another.

Validating the algorithm's efficiency in terms of time and space.

Verification focuses on checking that data has been accurately copied or transformed.