I would say D. different charter voices, if you use different charter voices the audience would know which character is which, and the type of person the charterer is. Hope this helps:) <span />
A simple sentence is not mistaken
Answer:
A. The troposphere
Explanation:
The troposphere is the lowest layer of Earth's atmosphere. Most of the mass (about 75-80%) of the atmosphere is in the troposphere. Most types of clouds are found in the troposphere, and almost all weather occurs within this layer. ... The bottom of the troposphere is at Earth's surface.