Microsoft Access 2013 switchboards build command buttons by using the ________

A "pure risk" is defined as a situation where there is the possibility:

A) of loss or no change B) of profit or no change C) of profit or loss D) that actual losses will deviate from expected losses

Each of the following investments produces the same rate of return. Which one has the greatest amount of risk?

A) investment A with a standard deviation of 4% B) investment B with a standard deviation of 12% C) investment C with a standard deviation of 8% D) investment D with a standard deviation of 19%