Answer:
A. A man of disreputable nature.
Explanation:
Just by looking at the question and answers, you can determine that the most formal statement is A. A man of disreputable nature. By the use of the word formal, people tend to think of respectful/professional words/things. The words shady character and snake in the grass are more of a casual/informal way of describing a "suspicious" person.
The horse trampled a man and people started to scream.
This answer is mostly about you, but here is mine:
The English Language is something I really like speaking in. The topics I like are: Writing and reading. Writing is a way of expressing yourself throughout words and expressions. You can write whatever you want. Reading is a way of communicating with others and clearing out your mind. I love writing and reading a lot!!! <3 <3 <3