please can you help me with this assigmnt

I have been asked what is the best stragegy among the 3. and justify my answer.

RISK AND RETURN WITH ALTERNATIVE LONG-TERM INVESTMENTS Two-In: Invest entirely in the risky portfolio for two years. 2One-in: Invest entirely in the risky portfolio for one year and in the risk-free asset in the other. Half-in-Two: Invest half the budget in the risky portfolio for two years. 4Sharpe Ratio =StandarddeviationRiskpremium sprice of risk =VarianceRiskpremium