What set of transformation are applied to parallelogram ABCD to create A"B"C"D"?

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Asap! i'm not good math and i'm lost.