Which statement is true about Stacked Column charts? O Both column height and column composition can vary across columns. Both column height and column composition cannot vary across columns. O Column height will be constant across columns, whereas column composition can vary across columns Column height can vary, but column composition cannot vary across columns. Which statement is true about a 100% Stacked Column chart? O Column height will be constant across columns, whereas column composition can vary across columns. Column composition will be constant across columns, whereas column height can vary across columns. Both column height and column composition will be constant across columns. O Both column height and column composition can vary across columns. Which statement is true about a 100% Stacked Column chart? O They are suitable to compare category levels but not category compositions. They are suitable to compare both category levels and category compositions. O They are not suitable for comparing either category levels and category compositions. O They are suitable to compare category compositions but not category levels