An Innovative Technique,recently Developed in the Gathering of Data About

An innovative technique,recently developed in the gathering of data about the sexuality of children,which appears to result in more honest replies is

A) having individuals recall events concerning their childhood.
B) observation of the same children during different periods of their childhood through adolescence.
C) observation of samples of children during different periods of their childhood through adolescence.
D) the use of a 'talking' computer that preserves the confidentiality of the child.