Answer:
The answer is D. borderline schizoid.
Step-by-step explanation:
This disorder is characterised by a lack of social engagement. Schizoid people usually prefer solitude and show detachment or apathy. Another feature is lack of enjoyment from most activities.
The symtpoms for this disorder usually appear during adolescence, and has been linked to "low levels of success" in later stages of life (failure in building status and intimate relationships).