What are considerations for SLT deployment on existing source or target systems?

A customer is preparing the Central Finance landscape.

What are considerations for SLT deployment on existing source or target systems? Note: There are 3 correct answers to this question.
A . There is better replication performance because there is no network connection required to the Central Finance system.
B . SLT deployed in the source system has direct access to any data in the Central Finance system.
C . Other source systems that are connected to SLT have no impact on the performance and stability of the source system with deployed SL
E . SLT has direct access to any data in the source system.
F . Upgrades and updates of the source system with deployed SLT impact the replication of other source systems.

Answer: A, B, D