The Job Information portlet of SAP SuccessFactors Employee Central is mapped to which relationship in SAP ERP?

Using basic extensibility, which of the following SAP infotypes can be mapped to the SAP SuccessFactorsEmployee Central Job Information portlet?
Note: There are 3 correct answers to this question.

For which infotype can you use basic extensibility to replicate information from the Compensation Information portlet in SAP SuccessFactors Employee Central?

Which of the following can you use to explore released APIs?

Some of your customer's employees failed the duplication check in the EX_PAOCF EC_DECIDE_HIRE_REHIRE BAdl.
Which combinations of event and event reason can you use for these employees to be hired or rehired? Note: There are 2 correct answers to this question.