The epidermis is avascular. From where does it primarily obtain its nutrition and oxygen?

• ADiffusion from the dermal (subpapillary) capillary plexus across the dermo-epidermal junction
• BA direct capillary network located within the epidermis itself
• CVessels of the subcutaneous fat directly
• DLymphatic vessels running within the epidermis
• ESweat gland duct secretions