①线粒体 ②细胞核 ③细胞膜 ④中心体 ⑤高尔基体 ⑥叶绿体
A:①②④
B:②③⑤
C:①④⑤⑥
D:①⑤⑥
Bob knows how to cut the cost of the project. I'm sure he can do the work with _____ money and ______people.