Which of these statements partly define law? A) Is about how something behaves in the natural world
B) is a possible answer to a scientific question based on research
C) is a widely excepted explanation that combine several hypothesis
D) involves asking a question and performing investigation

D

Explanation:

im guessing here i hope it is correct and good luck

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