I don't know any of these pls help, 33 points

How did shawn mendes change the world? (need this for biography homework❤)

How does the character of the fourth movement compare with the first three? consider such factors as tempo, texture, rhythmic character, and melodic themes. how does the piano concerto compare with johann sebastian bach's brandenburg concerto no. 5 in d major, bwv 1050? what similarities and contrasts do you see between these two works of the same genre? the following questions will you compare them. what instrument is featured as soloist in bach’s brandenburg concerto no. 5? how did the role of the keyboard instrument change from the time of bach to brahms? (hint: was the soloist in bach’s brandenburg concerto usual or unusual? ) where is the cadenza in the opening movement of bach’s brandenburg concerto no. 5? where is the cadenza in the opening movement of brahms’ piano concerto no. 2? which composer’s work featured a larger orchestra? how does this reflect the style period? how is this piece representative of romantic style? consider the instrumentation and orchestra size, scope of the overall work, and elements of character including tempo, texture, and themes. you may want to listen to excerpts from some of the prior movements. click on the play buttons below to listen to movements one, two, and three. you can listen to them in their entirety, or if you prefer, you can just listen to sections to refresh your memory of what these movements sound like.

Which career worker installs, maintains, and repairs equipment used for communication?