This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Receptor for which of the following is present  intracellularly ? 
Select and explain. 
A. Insulin, B. Corticosteroid, C. Epinephrine, D. Glucagon
B: Corticosteroid
Answer: B: Corticosteroid 
Explanation: None