Which Statement About the Assumptions of Sequential Theory Regarding Extinction

Which statement about the assumptions of sequential theory regarding extinction is true?

A) Stimulus generalization of memories of N-length and number of NR transitions formed in acquisition produce these effects.
B) Classical conditioning of reactions to N-length and number of NR transitions formed in acquisition produce these effects.
C) Instrumental conditioning of response persistence must precede the classical conditioning of emotional reactions to frustration in order to produce these effects.
D) Classical conditioning of emotional reactions to frustration must precede the instrumental conditioning of response persistence in order to produce these effects.