What are Earthworks?
a artistic pieces that involve materials from nature
b. artistic pieces that involve preserving an area in danger
C. artistic pieces that involve raw materials found at the site of
d. natural artistic pieces formed without human influence
Please select the best answer from the choices provided

why was the national assembly formed by the third estate?

the estates-general had not been assembled since 1614, and its deputies drew up long lists of grievances and called for sweeping political and social reforms. the third estate, which had the most representatives, declared itself the national assembly and took an oath to force a new constitution on the king.