ASAP! GIVING BRAINLIEST! Please read the question THEN answer CORRECTLY! NO guessing. I say no guessing because people usually guess on my questions.

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.

i it is b. but if its not sorry

one thousand and one nights, also known as arabian nights is a collection of stories whose basic structure is that of embedded narrative. this technique refers to a main story which works as the common frame - or framing narrative - for the other stories, and then this series of stories which are connected to the main one. this technique can also be referred to as a story within a story. the stories stem from the original tale, some begin and end on their own, some are connected to the previous or following one, by means of questions that are answered in the subsequent tale, or characters which reappear.