Pegasystems PEGAPCSA87V1 Exam - Topic 2 Question 79 Discussion

You are building a new booking application in pega platform with a case type that displays a customer's various accounts and allows them to make banking transactions. The transaction data object allows customers to dispute a transaction. The system provides a drop-down list of reasons for the dispute, which are collected along with the transaction ID. According to pega best practices, which option do you use to source the transaction data object?