falling intonation
Example: The man has broad shoulders.
The plank was ten times as long as it was broad.
too broad
too narrow
too narrow
topic sentance
A previewing sentence is a sentence that gives the reader or listener a general overview of the passage s/he is going to read or listen.
science is a broad topic with many branches to go into.
There is a broad distinction between the right and the wrong kind of sorrow for sin.
too narrow
Without seeing the thesis sentence, it is difficult to determine if it is too broad, too narrow, or balanced in scope. It is important to ensure that the thesis focuses on a specific aspect of the topic without being overly broad or narrow. Consider revising the thesis to provide a clear direction for the paper.
There were, said this sneering envoy, no broad-based people in hisparty's ranks.From dictionary.com