What is modifier? and how many types of modifiers?

A modifier is a clause, word or phrase used to give descriptions about paragraphs and/or sentences. There are 5 types of modifiers:

1. Noun

2. Verb

3. Adjective

4. Adverb

5. Adverbial

Hope this helps you!

i believe it is d.) previous creature

  this riddles' answer is library.

  the "leaves" are a reference to the books' pages that the library contains; the branches are a network of libraries that connect multiple libraries' collections, resources, and items in a system of a common database, integrating them; the branches' organization are a useful management tool for coordinating the multiple collections many libraries have.