How could$$ return$-$chasing explain why many of$$ Enron's employees lost most of their retirement savings when Enron went$$ bankrupt?

Part $2$

A$.$

$$Return$-$chasing induced many Enron employees to forego the benefits of diversification and instead let their$$ employer's stock dominate their portfolios.

B$.$

$$Return$-$chasing caused many Enron employees to fail to realize that the phenomenal ascension of$$ Enron's stock in prior years was an aberration.

C$.$

$$Return$-$chasing led many Enron employees to mistakenly believe that the past performance of Enron stock meant future success as well.

D$.$

All of the above.