People who are risk averse

a$.$ value a collection of assets only on the basis of its expected returns.

b$.$ value a collection of assets only on the basis of the risk of that return.

c$.$ are less likely to have a diverse portfolio.

d$.$ are less likely to invest in life insurance.

e$.$ value a collection of assets not only on the basis of its expected returns but also on the basis of the risk of that return.