Which of the following describes how joseph paxton designed the crystal palace?
paxton made a barrel vault that required many internal supports
paxton made the iron structure supports visible.
paxton used aluminum for the framework of the building.
paxton used concrete for the foundation.

How did emperor justinian’s review of roman laws create a more efficient legal system? a.he got rid of outdated and repetitive laws.b.he ranked the laws according to importance.c.he created new laws to address modern situations.d.he combined minor laws into stricter categories.ill mark brainliest

What is one example of trench warfare ?

Why do you think the nazis gave ration cards out to jews in the ghetto?