I believe The answer is A.a class system
The most effective choice for a speech is usually the one that could aroused the emotion of your audiences.
So it would be something like : the history of democracy
With this topic, you could remind the audience on the fight that your ancestors have to pass through to achieve the current greatness and conditions
hope this helps
Answer: This people are in Daniels "INTIMATE SPACE".
Explanation: Intimate space are the reserved space our body needs that ranges from the point of the body to an arms length of another body. It is a space that is normally 18 inch distance the body gives to another body. In nonverbal communication, intimate space can be expressed by touching, body movement and body contact, and voice.
According to proxemics, which is the study of human use of space, and the effects it has on humans. Their states that people feels uncomfortable when their intimate space has been occupied by strangers. This space is meant for family members, lovers and close friends.
Going by the proxemics research on intimate space, Daniel felt uncomfortable because the people where in his intimate space.