How do you best implement this request while maximizing integration?

Your customer uses SAP SuccessFactors Employee Central has the following setup:

• Pay Component (id = "SALARY")

• Pay Component (id = "CARALLOWANCE")

• Pay Component (id = "HOUSEALLOWANCE")

• Pay Component Group (id = "TC") made up of the above three components.

The Use for Compa-Ratio Calculation flag is set to Yes for this group.

The customer performs total cash (TC) planning, that is, planners adjust the overall TC. Both the car housing allowances are fixed values based on employee grade. If an employee is promoted on the worksheet, these allowances may change. Salary is whatever TC is left over after the new allowances are updated.

How do you best implement this request while maximizing integration?
A . Map TC to the standard Current Salary field.
• Use the Merit column for the TC update.
• Use the finSalary field some custom columns to calculate the components publish those back to EC.
B . Map TC to the standard Current Salary field.
• Use the Merit column for the TC update.
• Publish the finSalary value back to the pay component group in EC have business rules split the sum into the components.
C . Map TC to the standard Current Salary field.
• Use the Merit column for the TC update.
• Extract the new TC with a report manually create import files to update EC.
D . Map SALARY to the standard Current Salary field TC to meritTarget.
• Use merit to update the TC use custom fields to allow planners to update the allowances.
• Publish each component back separately.