Five investment alternatives have the following returns and standard deviations of returns.

Alternatives Returns: Expected Value Standard Deviation

A $ $1,330$ $ $340$

B $9101,210$

C $14,9007,100$

D $1,2301,290$

E $68,30020,600$

Calculate the coefficient of variation and rank the five alternatives from the lowest risk to the highest risk by using the coefficient of variation.

Note: Round your answers to $3$ decimal places.