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: Medicine
Immediate treatment of peripheral circulatory failure in Dengue Shock Syndrome ( SS) isa) I.V. Dextrose Salineb) I.V. high dose of Dexamethasonec) I.V. crystalloid infusiond) I.V. Dopamine + Dobutamine 
Select and explain. 
A. a, B. ac, C. ad, D. b
B: ac
Answer: B: ac 
Explanation: None