【单选题】

Lily, a 23-month-old, pulled a pan of hot water off the stove and spilled it onto her chest and arms. Her mother was right there when it happened. Which of the following is the most appropriate that the mother should have done immediately
A．Call the neighbor to come over and help her.

B．Place the child in the bathtub of cool water.
C．Apply antibiotic ointment to the burned areas.
D．Apply ice directly to the burned areas.