According to the video, when children hear the air-raid signal, what are they supposed to do? a. stop what they are doing and get to a safe place b. stop what they are doing and wait until teachers tell them what to do c. continue what they are doing until someone tell them what to do. d. continue whatever they are doing

Which options describe accomplishments in the life of wernher von braun? (select all that apply.) a. braun the americans compete with the ussr in the space race. b. braun established the national aeronautics and space administration. c. braun worked as the technical adviser of space films for disney studios. d. braun designed the special effects for japanese science-fiction movies. e. braun directed the v-2 missile development for germany’s wehrmacht.