a year​ ago, an investor bought 300 shares of a mutual fund at ​$7.65 per share. this​ year, the fund has paid dividends of per share and had a capital gains distribution of ​$ per share. a. find the​ investor's holding period​ return, given that this​ no-load fund now has a net asset value of ​$. b. find the holding period​ return, assuming all the dividends and capital gains distributions are reinvested into additional shares of the fund at an average price of ​$ per share.