Answer:
B. protecting China from foreign invasion
Explanation:
because back in the time that the wall was built, they were having problems with the mongols, which is why the wall was built, to protect them from the mongols.
did you forget to enter the rest of your question?
Answer:
D. Caspian Sea
Explanation:
Caspian sea is not actually a sea but a lake. It's the biggest lake in Europe.
Mediterranean:
A sea that that surrounds North East Africa.
Red sea:
A sea that that surrounds the Horn of Africa.
Hope this helps ;) ❤❤❤
IF the organizer impose a ceiling on the price of the ticket, the Demand will definitely increase.By placing the celing, the organizer prevent the ticket's price from going too high. The low cost of the ticket will attract potential audiences to buy more tickets for the show
