Two identical spools of ribbon are held the same height above the floor. the ribbon from spool a is tied to a support, while spool b is not connected to the support. both spools are released from rest at the same instant. assume that the mass of the ribbon is negligible compared to the mass of the spool. which spool hits the ground first? and at what horizontal position does spool a hit the ground, with respect to the position it is dropped from?

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.