Not only have they produced higher stock returns, but their stock values and cash flows have been less volatile.
What does the underlined word "volatile" probably mean?
 
A、stable
B、solid
C、fluctuating
D、unalterable
Not only have they produced higher stock returns, but their - Final exam - 商务英语:案例篇 - U校园 | 大学网课搜题引擎