When considering investment alternatives, its important to remember the relationship between risk and return, which is:

1.the lower the risk,
2.the lower the return the higher the risk,
3.the lower the return the lower the risk,
4.the higher the return the higher the return,
5.the higher the risk both the higher the return,
6.the higher the risk; and the lower the return,
7.the lower the risk

Option 2 and option 5 both are correct

Explanation:

It is vital to understand the relationship between risk and return before investing. People have different perspectives regarding risk and return but, one thing is understandable and work every time. High risk leads to higher returns and low risk leads to lower returns. The risk lovers take a risk and earn abnormal profits or lose a substantial amount. Similarly, risk-averse people earn normal profits and bear less risk.

(75years ,i believe is the correct answer.good luck

the first successful, urban blues recording, selling more than 75,000 copies, was made in year 1920.

mamie smith recorded the first commercially successful example of the urban blues,   with the recording of “crazy blues”."crazy blues" was recorded on august 10, 1920, in new york city. within a month of the release of “crazy blues” it had sold 75,000 copies.