Third time posting this. i don’t know how to do this. can you also show your work? calculus 2 problem.

Is the orthocenter of a triangle on the inside ?

Plz me plz i will give a brain just plz

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.