Configure BOP Variant S4 HANA AATP Query

Hi Experts,

Can somebody please clarify what is Supply Assignment? Is that used for STO or sales order? Where we can do this set up in SPRO for sales order/STO,

What is the purpose of Supply Assignment in S4 HANA Configure BOP variant?

What is the mean " Global Segment in S4 HANA Configure BOP variant? What is the purpose?