You Put Experimentally Naïve Son of Rudolph in a Modified

Multiple Choice

You put experimentally naïve son of Rudolph in a modified Skinner box for the first time. There's no special light in the box, just the ambient light of your lab. But the major modification of the box is that you can remove and insert the response lever, at will. You shape up lever pressing and then begin removing and re-inserting the lever.
Does this experiment involve an S^D?

A) Yes
B) No