Answer:
development of higher education for all
Explanation:
Slaves were used to work on farms and do chores for their "owners".
The dead animal carcass's and the human ashes and body/bones cause the river to be polluted. CAUSES BAD POLLUTION
The correct answer is: B) it placed taxes on purchase of all goods
Ancient Greece did not have a system for direct taxation, therefore, it cannot place tax over the purchase of all goods. At the time, tax was only collected from the wealthiest Greeks during times of need (usually war).