.Consider the following statements: Which of the statement is ( are ) correct?

1.In the percentage-of-portfolio rebalancing strategy, less liquid asset class requires wider corridors.

2.For less risk-averse investors, the corridor for an asset class can be wider in the percentage-of-portfolio rebalancing strategy.

3.In percentage-of-portfolio rebalancing strategy higher transaction costs would increase the width of the optimal corridor

4.In percentage-of-portfolio strategy, the volatility of an asset class is inversely related to the optimal width of the corridor

a. 1,2,3

b. 1,2,4

c. 2,3,4

d. 1,3,4

e. All of them