In Criminal Cases, the Child Victim's Testimony

In criminal cases, the child victim's testimony

A) is usually not admitted because children below the age of majority are incompetent to testify
B) is usually admitted even at a young age if the child is deemed competent to testify after questioning in court
C) is not subject to cross examination because the courts want to protect children from stress
D) is to be disallowed because studies show that children at a relatively young age cannot identify lies