William buys 20 shares of zync corporation at $18.5 per share. zync pays dividend

William buys 20 shares of zync corporation at $18.5 per share. zync pays dividend at the end of each year on the basis of profits made during the year. in its 25 years history, zync has paid dividends every year without fail. william's initial investment and the receipt of dividend at the end of every year is referred to as and respectively.