As the moving sound source passes by, the pitch heard is lower due to?

We dare not forget today that we are the heirs of that first revolution. let the word go forth from this time and place, to friends and foe alike, that the torch has been passed to a new generation of americans-born in this century, tempered by war, disciplined by hard and bitter peace, proud of our ancient heritage-and unwilling to witness or permit the slow undoing of those human rights to which we are committed today at home and around the world. let every nation know, whether it wishes us well or ill, that we shall pay any price, bear by burden, meet any hardship, support any friend, oppose any foe, in order to assure the survival and the success of liberty.

+30 pts (apex) which of these is an essential part of active listening? a. mouthing the words you hearb. not passively listening c. avoiding interruptionsd. not asking too many questions

What does “bangtan sonyeondan” mean?