问题如下：
The client of Statement 6 is most likely behaving consistently with:
选项：
A.prospect theory.
B.expected utility theory.
C.behavioral portfolio theory.
解释：
C is correct.
The client of Statement 6 is behaving consistently with behavioral portfolio theory. The client sells and holds a stock not because of the stock’s potential, but rather from a fear of the stock declining in value and gains dissipating and an aversion to realizing losses. Loss-aversion in prospect theory is discussed from a different perspective.
这个和BPT理论有啥关系，BPT不是分层吗？这里没有分层呀？
