Question

What is Standard English?

2. Why do we use Standard English?
3. When should you use Standard English?

Answer 1

what arianna999 said

Answer 2

1. particular variety of English which is regarded by educated people as appropriate for most types of public discourse.

2.standard English helps you to get your message across clearly and effectively, and to the widest range of people.

3. standard English is generally used in public and official communications