Bruchac explains that on Nez’s first morning on Guadalcanal, he "took a pinch of corn pollen from the medicine bag he carried with him everywhere" and "touching the pollen to his tongue and the top of his head, he prayed to each of the four directions." Based on these details, readers can infer that __________ .
A. Nez wanted to become a medical doctor one day
B. corn is a sacred plant in Navajo culture
C. Guadalcanal was home to many tropical diseases
D. Nez regretted joining the Marine Corps