The Nurse Explains That Induction Therapy for Acute Lymphocytic Leukemia

The nurse explains that induction therapy for acute lymphocytic leukemia (ALL) is a(n) :

A) intensive protocol of chemotherapy in high doses to achieve remission.
B) long-term protocol with smaller doses of chemotherapy to achieve a cure.
C) 2- to 5-year low-dose chemotherapy regimen to reduce painful symptoms.
D) combination of chemotherapy and radiation to achieve remission.