Answer: (D) Direct applicant
Explanation:
According to the given question, the Janus Inc. is one of the type of manufacturing company of the turbocharged engines and Ron works as the sales executive in the company.
When he hears about the vacancy in the similar industry then Ron is applying for the position and this is the example of the direct applicant as in this process the applicant directly applying for the vacant position and also directly sends the resume to the company.
The strong commitment, hiring the better employees are some benefits of the direct applicant.
Therefore, Option (D) is correct answer.