This quality was continually breaking through his punctilious manner in the shape of restlessness. In this sentence, punctilious means:

third person

explanation:

note the usage of names and pronouns, "james" & "the old man". this alone can confirm it as third person, as first person uses "i" and the like, while second person uses "you" and the like.

~

yh it is right

explanation:

well people will have to mark your answer as the best answer. and from that u receive crowns.

~batmans wife dun dun