Why is a cause$-$and$-$effect relational matrix also known as the X$-$Y relational matrix?

A: Because it graphically displays flows of information.

B: Because it involves the use of influence $($causes$)$ exerted by an independent variable $($X$)$ on the effects exhibited by a dependent variable $($Y$).$

C: Because it includes both an x and y axis.

D: Because it facilitates root cause analysis of independent variables by analyzing dependent variables.