Which of these are characteristics of a formal style when writing an explanatory text?

Question

Select the three correct answers.(2 points)
Responses

standard textbook English
standard textbook English

advanced vocabulary
advanced vocabulary

slang
slang

personal pronouns
personal pronouns

complex syntax
complex syntax

contractions

Answer 1

The three correct characteristics of a formal style when writing an explanatory text are:

1. Standard textbook English
2. Advanced vocabulary
3. Complex syntax

Slang, personal pronouns, and contractions are generally not characteristic of formal writing.