Which of the following are best practices for adding a new parameter to an existing method of CommerceCartService? Note: There are 2 correct answer to this question.

Which of the following are best practices for adding a new parameter to an existing method of CommerceCartService? Note: There are 2 correct answer to this question.
A . Overload the existing method of CommerceCartService by adding the new parameter.
B. Add a new property to CommerceCartParameter in a beans.xml file.
C. Extend the default strategy called by the method to handle the new parameter.
D. Extend the default implementation of the method to handle the new parameter.

View Answer

Answer: B,D