I think the letter is (D)
The DERMIS, especially the deep reticular layer of dermis, is composed of DENSE IRREGULAR connective tissue.
Dense regular connective tissue is composed of tightly wound fibers of collagen, mainly found in tendons and ligaments.
Answer:
Producers which means plants have the most energy in a food chain or web besides the sun and they give an organism more energy than a primary consumer or secondary consumer would. Plants absorb about 1% of the sunlight that strikes them. The rest is reflected into space or transmitted through objects.