The bespectacled bipedal organism positioned itself upon a sitting aid, which sported a set of supports for one’s extremities. It initiated its neurotransmitters and primed them to become the recipients of the smallest conventional particle, which was made possible through the process of exocytosis, and began to tense the muscles within its duke, causing the tendons passing through the metacarpus to tighten and contract. As it began its repetitive task of utilizing the lexicon of its native origin to confound and disgruntle the unexpecting viewers of its tomfoolery and shenanigans.

Which of the following best describes the process by which exocytosis is completed?