Answer the next 2 questions based on this information

The current share price of Qantas Airways Limited is $3.98, down from $7.4 in December 2019 due to the COVID-19 travel restrictions. You hold a positive view of the company's future performance and your analysis result is as follows:

Qantas share price analysis

	Return	Probability
Bad	-20%	20%
Neutral	10%	20%
Good	90%	60%

The expected return for Qantas is closest to?

A.10%

B.-20%

C.52%

D.90%

Assuming the expected return is 40%, the standard deviation of the return on Qantas is closest to:

A.24%

B.49%

C.15%

D.20%