What are two considerations when configuring the lead conversion process? Choose 2 answers

What are two considerations when configuring the lead conversion process? Choose 2 answers
A . Custom lead fields can be mapped to account, contact, and opportunity fields.
B . Standard lead fields are automatically converted to account, contact, and opportunity fields.
C . Custom lead fields can be mapped to custom object fields.
D . Roll -up summary lead fields can be mapped to custom contact fields.

Answer: A,B