Which of the following apps (SSCUIs) affect Procurement of Services (22Z)? Note: There are 3 correct answers to this question.

Which of the following apps (SSCUIs) affect Procurement of Services (22Z)? Note: There are 3 correct answers to this question.
A . Activate Flexible Workflow for Service Entry Sheets
B. Activate Flexible Workflow for Purchase Contracts
C. Define Reporting Subcategories
D. Set Tolerance Limits for Price Variance
E. Activate Flexible Workflow for Purchase Orders

Answer: A,D,E