Lines a and b are parallel lines cut by a transversal,c, as shown below. If c is not perpendicular to a and b, which of the following is the set of all labeled angles that have the same measure as ∠4 ?

A.) {2}

B.) {5,7}

C.) {2,5,7}

D.) {2,6,8}

E.) {1,2,3,5,6,7,8}

A.) {2}

B.) {5,7}

C.) {2,5,7}

D.) {2,6,8}

E.) {1,2,3,5,6,7,8}