Which properties are present in a table that represents a logarithmic function in the form y= log_bx when b>1?
I. The y-values are always increasing or always decreasing.
II. The point (0, 1) exists in the table.
III. The y-values will decrease rapidly as the x-values approach zero.
IV. There will only be one x-value in the table with a y-value of zero.