Stephan Ryan began investing money in a registered education saving plan $($RESP$)$ for two of his grandchildren, Laura and

Noah, in $2009$ and for his third grandchild, Sophia, in $2010.$ Ryan has decided that the investments would be initially in

bonds in Laura's account, in stocks in Noah's account, and in real estate investment trusts in Sophia's account.

Financial data for the individual accounts for March and April $2009$ are shown below. During that period, there was no

purchase or sale of securities in any of the accounts and no contribution or withdrawal.

The total return of the RESP for the period from $1$ March $2009$ to $30$ April $2009$ was equal to:

$4\mathrm{.}6\%$

$4\mathrm{.}4\%$

$3\mathrm{.}8\%$