Which of these statements is true with respect to Newton's 2nd Law? A. Acceleration is inversely proportional to net force.
B. Acceleration is directly proportional to mass.
C. The three variables in Newton's 2nd Law are net force, velocity, and mass.
D. If the force is constant and the mass increases, the acceleration decreases.
If the force is constant and the mass increases, the acceleration also increases.

the word that best describes martin luther king jr.'s tone in the video is dignified

martin luther king, jr. was a social activist and baptist minister who played a key role in the american civil rights movement from the mid-1950s until his assassination in 1968. the video shows his manner and attitude having or showing a composed or serious manner that is worthy of respect so dignified is the correct answer

the entire statement is true and correct.  

there's no diagram, nothing is illustrated, and no question is asked.