When you compose a message, you want your audience to find the information it needs quickly and to understand what it finds. Your message should be easy to read and to comprehend. Well-designed documents enhance readability and comprehension. Understanding and employing the various design techniques that can be used to improve readability will make your messages more effective. define the shape of text characters.

Typefaces  is the correct answer to this question.

Explanation:

Typefaces define the word character shape. A typeface is a general term of a related family of fonts.A broad range of typefaces is available for different purposes. Some are improving for unique purposes, and are helpful.Nevertheless, one should look over serif or serif classifications for most business messages. Font alludes to a particular style within a family of typefaces.Headings are a persuasive instrument for data presentation and meaningfulness enhancement.

Black holes and evolution are natural phenomena, not inventions. Symbolic language is a characteristic of humans, not an invention. Theorems on the other hand, were created by people and can be called an invention.