Online disscusion week 2

Online Discussion : Families in Typography
1.Listed a families in typography
2.What does the families mean?
3.What are example of typeface according to the families?
Use your own words, NO PLAGIARISM, and attach your reading or resources as an evidence.
Notes:
This question only valid in a week
Your are not recommended to use wikipedia, dictionary,com, meriam-webster, please use academic material such articles, journals, books, or any related to answer this question.
Unattended will affect your marks.
Thanks

1) list of families in typography 

-Arial

-Times New Roman

-Sans Serif

-Script

2)Families meaning

-Complete collection of typefaces in different weight and classifications but having the same point size and design to work together. 

3)Example of typeface

-For example,  Times New Roman font may Include Times New Roman Bold,  Times New Roman Italic,  Times New Roman Bold Italic