Answer:
C. dedication and love to her grandson
Step-by-step explanation:
Driven by one reason - her young grandson gulped lye and harmed his throat. Medication keeps him alive; this is the reason that Phoenix issues forward on this chilly December morning to walk right to Natchez—he needs his prescription. Phoenix does not realize how old she is, and she never went to school. Her insight is sound judgment, and it originates from her heart.