<span>E=mc2 (energy = mass times the speed of light squared).</span>
I believe it is because the housing market crashed that year and people were scared it could happen again or they were not financially stable.
The people who benefited least from industrial expansion were the workers
The one that best explains the reason why the phoenician alphabet was developed is :
B. to help trade transactions
This way, traders that came from different regions could get a mutual understanding during the trade
hope this helps