What should you do to ensure that a job stores minimal job metadata and runtime data on disk, and uses only existing PL/SQL programs? 

Answer options:

A. Create an event-based job.
B. Create a lightweight job.
C. Specify the job as a member of a job class.
D. Use a job array.

B

References: https://docs.oracle.com/cd/B28359_01/server.111/b28310/schedover004.htm#BGBJGHBH