The appropriate response is D. A concrete evidence of his genuineness. relating to or worried with substances or real examples instead of reflections; specific. To put extract thoughts into close-up words or a depiction that is all the more effectively caught on. Utilize the concrete descriptions.
When we wish to use abstract ideas, and put them into close-up words we absolutely must use concrete words, because that's when we're supposed to tightly frame a person or an object. Therefore the correct answer is D., and it should read "To put abstract ideas into close-up words, use concrete descriptions.
