Me asap i need halp

which of the following statements is true? select all that apply.
a.

you can use a relative frequency table to examine how data sets are related by comparing percentages.
b.

row and column relative frequency tables tell you the same information as total relative frequency tables.
c.

a column relative frequency table compare data in two different rows.
d.

in a column two-way relative frequency table, each column totals 100%.