【正确答案】 C

【答案解析】解析：benefit(from／by)vi．得益于，受益于;vt.有益于(如：I benefited from／by my father’s advice．The new hospital will benefit the entire community．)。obtain vt.获得，得到。earn vt．挣得，赚得，获得。develop from从……发展而来。