^^ help :c The adjacent diagram shows two pulses each of length traveling toward each other at the same speed v in a

rope. Specify the diagram best represents the shape of the rope when both pulses are in region AB.

ill do it for 100, also this isnt 80 its 40

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