What Does the Term Immediate-Placement Surgical Procedure Mean

What does the term immediate-placement surgical procedure mean?

A) The top of the implant fixture projects through the soft tissue at the time of surgery and the healing abutment is placed.
B) The implant fixture is placed directly into the new socket when the implant procedure involves the extraction of a tooth.
C) A provisional crown is placed on the implant fixture immediately after surgical placement of the fixture.
D) The healing abutment is placed during the second stage of the surgical procedure.