Refer to the statement, which two approaches are used to overcome informational asymmetry in a well-functioning financial system?

i. Where financial institutions have a fiduciary duty to their customers.

ii. By applying standards of ethical behaviour to finance professionals in their commercial dealings.

iii. financial regulations that require the more informed party to provide certain information to the less informed supplier of fund.

iv. By restricting participation in the market to professional traders.

	iii and iv
		i and ii
		i and iii
		ii and iv