Question

this layer of the skin contains collagen fibers, blood and lymph vessels and nerves. epidermis dermis hyopdermis stratum corneum

Explanation:

The dermis layer of the skin contains collagen fibers, blood and lymph vessels, and nerves. The epidermis is the outermost layer and mainly provides a protective barrier. The hypodermis is mainly for insulation and energy - storage. The stratum corneum is part of the epidermis and is the most superficial layer of dead skin cells.

Answer:

B. Dermis