Answer:
An augmented second raises a not by one whole step and one half step.
A diminished second lowers a not by one whole step and one half step.
Explanation:
In music theory when a note is augmented,(+), it is raised a whole step and one half step. A diminished second lowers a note by a whole step and a half step.
My best guess would be that batch production is a smaller amount of product produced for testing. mass production would be a large quantity of the product made for selling. hope this helps