The correct answer is B. Trust, competence and ethos.
The speaker will inspire credibility from the audience when it perceives his or her character and their ethos concerning the topic they are presenting. If they know it really well, they will speak with authority, which will engender trust. Their competence is manifested and it's easier for the audience believe and received what it's being conveyed.
The answer is A. I hope this helps
D,photographs do not give an accurate picture
Answer:
less
Explanation:
In case of rolling friction, the area of contact is less than in the case of sliding. Due to this, rolling friction is <u>less</u> than sliding friction.
As a body rolls upon another, it experience the resistance to motion which is known as rolling friction.
Sliding friction refers to a contact force that resists the sliding motion of two bodies.