In a production process, you need a certain amount of liquid as input material. The source tank is directly connected to the reactor. How can you process consumption postings?

Which times are used for Basic Date Scheduling of manufacturing planned orders in MRP?
There are 2 correct answers to this question.
Response:

In which data objects do you maintain the production line as the work center for repetitive manufacturing?
Note: There are 2 correct answers to this question.

When do you use variant bills of materials (BOMB)?

What data can you maintain in the sub items of a bill of material (BOM)? Note: There are 2 correct answers to this question.