Toddler presents with fever, diarrhea, & URI symptoms and bright red cheeks. What is the diagnosis & treatment? What is a complication that can occur with sickle cell disease?

a) Hand, foot, and mouth disease; Supportive care; Aplastic crisis
b) Roseola; Acetaminophen; Splenic sequestration
c) Fifth disease (Erythema infectiosum); Supportive care; Vaso-occlusive crisis
d) Varicella; Antiviral therapy; Hyperhemolytic crisis