Technician a Says the Learned LTFT Corrections Are Used as a New

Multiple Choice

Technician A says the learned LTFT corrections are used as a new base line for STFT. Technician B says the STFT values are constantly adjusted by the PCM to correct for rich/lean running conditions. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B