"The Roman Alphabet | 7th century B

What was the basis of the Roman uppercase alphabet?
What were the purposes of the formal and informal styles of lettering?

Why is the Roman alphabet the most widely used and what contributions did it make?

From where did serifs originate?

When and where did lowercase, or minuscule, letters develop?

What is a ligature and why were they utilized?
Post an example of the Roman alphabet in visual form.