How does the GDPR now define “processing”?

How does the GDPR now define “processing”?
A . Any act involving the collecting and recording of personal data.
B . Any operation or set of operations performed on personal data or on sets of personal data.
C . Any use or disclosure of personal data compatible with the purpose for which the data was collected.
D . Any operation or set of operations performed by automated means on personal data or on sets of personal data.

Answer: B

Explanation:

Reference: https://gdpr-info.eu/issues/processing/