设随机变量X的概率分布列为P{X = k} = C(6, k) ＊ (1/2)^6 (k = 0, 1, 2, 3, 4, 5, 6)，则P{X = 3或X = 4} =：

题目：设随机变量X的概率分布列为P{X = k} = C(6, k) * (1/2)^6 (k = 0, 1, 2, 3, 4, 5, 6)，则P{X = 3或X = 4} =：
A. 5/16 B. 15/64 C. 25/64 D. 35/64