Which Tissue Layer(s) Is (Are) Affected by Partial Thickness Burns

Multiple Choice

Which tissue layer(s) is (are) affected by partial thickness burns?
1) Epidermis
2) Dermis
3) Subcutaneous
4) Muscle

A) 1, 2, 3, and 4
B) 1 and 2
C) 1, 2, and 3
D) 1