The investing layer of deep cervical fascia splits to enclose all of the following, except:: (A) Parotid and submandibular glands, (B) Sternocleidomastoid and vertebral arteries, (C) Trapezius and sternocleidomastoid muscles, (D) Suprasternal and supraclavicular spaces
Answer is B. The investing layer of deep cervical fascia splits to enclose:

Muscles—trapezius and sternocleidomastoid.
Salivary glands— parotid and submandibular glands.
Spaces— suprasternal and supraclavicular spaces.