The answer to whether Ariel used an effective research process is:
Yes, because Ariel is organizing his information before he starts writing.
<h3 /><h3>What is an Effective Research Process?</h3>
An effective research process involves adequate planning to be sure that the right materials are gathered before writing. This will ensure that the reader maintains a logical flow through the span of the write-up.
So since Ariel is organizing his material before writing, we can say that he has adopted a good research process.
Learn more about an effective research process here:
The correct sentence is (A). In this example the author stablishes a good parallel structure when he/she enumerates the items. Commas must not be used in an independent clause; in particular, before a verb (the comma before “were” is not correct as an example B).