【单选题】

Though______in his youth, Muir grew in the fullness of time to acquire truly______habits envied by even the most hardened of his fellow survivalists.
A．(A) a stoic … gourmet

B．(B) a sycophant … humble
C．(C) an eccentric … practical
D．(D) a sensualist … spartan
E．(E) an ideologue … catholic