What is one way that Harder gives his article credibility? Presenting lots of examples.
Hooking us at the beginning.
Citing other experts.
Using complicated vocabulary.

presenting lots of examples/ citing other experts

Explanation:

because if the author is talking about something that happened years ago in order for is article to be credible ...giving examples will make the readers believe in it ./ by citing other experts...his article will be more credible.

I hope this help

  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.

yes, elmers glue is non toxic. i called them a couple months and asked the same question. they said it was