Does the sentence "This creates two significant hazards: being subject to an impact at the bottom when the elevator stops suddenly and being in the entrance for a potential shear if the rider is partly in the elevator." provide a valid answer to the question "What Elevator Safety Code change required a second dished bulkhead?"

A: no

Does the sentence "In the 1970s, job losses due to industrial restructuring caused New York City to suffer from economic problems and rising crime rates." provide a valid answer to the question "In what decade was there a significant decline in industrial jobs?"

A: yes

Does the sentence "Voicing of pre-vocalic initial voiceless alveolar fricatives occurs, although less in Dutch than in German (Du zeven, Germ sieben [z] vs. Eng seven and LG seven [s]), and also the shift in //" provide a valid answer to the question "What's the German word for "seven"?"

A: yes

Does the sentence "Bosniaks, Croats and Serbs differ in religion and were historically often part of different cultural circles, although a large part of the nations have lived side by side under foreign overlords." provide a valid answer to the question "What specific historical event caused a group of religious and verbal differences in South Slavic dialect?"

A:
no