Ageneral statement about life and the world would be called:
a. theme
c. speech
b. tone
d. soundbite

A general statement about life and the world would be called a Sound bite. Thus, the correct answer here is Option D.

Explanation:

A small clip of a content extracted from a longer piece of speech or audio that encapsulates the subject matter is referred to as a sound bite. From the point of view of Journalism, it is a small phrase or statement that conveys the meaning and the summary of the information to the viewers or readers.

Though it sounds to be working fine in conveying the essence of a certain matter but it has its own limitations. Here, the sentence above gives us an idea that there’s a matter that talks about life and the world but the limitation is that we don’t get a detail about it.