last part detailed explaination required ASAP

Dividends and stock splits (L.O. 2) Consider the following transactions and events of Companies X,Y, and Z : - Company X-Declared a $20,000 cash dividend. - Company Y-Declared a 10\% stock dividend on 50,000 shares of $2 par. value common stock. Market value at the time of declaration was $8 per share. - Company Z-Authorized a 3-for-1 stock split. a Prepare journal entries, if needed, for Companies X,Y, and Z. b Set up a chart as follows to show the effects of the transactions and events for the three firms. Use the notation: I= increase, D= decrease, and NE= no effect