Now, you're saying you were shy and reserved, yet socially aggressive and people saw you as outgoing. Sounds like you respond more than you express.
And thren circumstances changed it. You're probably somewhere close to the center of the map, in the Supine range.
Inclusion tells you who is in or out of the relationship. For a Melancholy or Choleric, most are out, unless they meet a criteria (Ryan calls it the "Exclusive Club" mentality). For those who get int to the Club, Affection then determines how affectionate or open/closed they are.