In that sentence ... and most likely wherever it's used ... "lazily" is an adverb,
modifying the verb "grazes".
Here's a tip: Whenever you see a word that ends in "...ly", it's usually an adverb.
Explanation:
a list of items you need to purchase at a grocery store
Answer:
The main idea of an expository text is one of the most important part of the discourse. It tells the reader what the text is all about. The main idea is therefore the key concept or the main point ofthe exposition. It is the main point which the author tries to make.