Summarize the Preferred Therapy for the Relief of Moderate or Persistent

Summarize the preferred therapy for the relief of moderate or persistent asthma.

A) Treatment with low-to-moderate-dose inhaled antiinflammatory corticosteroids and inhaled selective beta-2 adrenergic bronchodilators at the onset of the asthma symptoms.
B) Daily treatment with low-to-moderate-dose inhaled antiinflammatory corticosteroids and inhaled selective beta-2 adrenergic bronchodilators.
C) Daily treatment with low-dose inhaled antiinflammatory corticosteroids and inhaled selective beta-2 adrenergic bronchodilators.
D) Daily treatment with high-dose inhaled corticosteroids and long-acting beta adrenergic bronchodilators.