It was important for the Roman Empire because they travelled to many different places to conquer and needed to know how to get there safely...
Answer: a. Discharged, untreated, into surface waters.
Explanation:
Most of the waste water and sewage water is left untreated into the surrounding soil or water which is the main cause of pollution. Due to lack of drainage system or septic chemical treatment the sewage water drain from major cities is discharged into the surface water untreated. This water can deteriorate the quality of portable water and can affect the population of many aquatic species reducing the aquatic biodiversity. The sewage discharge consists of nitrogen and phosphorus like minerals which can result in algal bloom causing eutrophication.
<span>The act that protects the private information of both citizens and soldiers is the privacy act of 1974. Without this, the government and private entities would be able to access your personal data, and potentially use it for morally dubious purposes, or find out information you might want to be kept a secret.</span>
Feudalism declined during the Crusades because B. many knights lost their lives and fortunes in battle.
<h3>What is Feudalism?</h3>
This refers to the system of land ownership where a lord gives out land to his faithful vassal, as reward for work.
Hence, we can see that this system declined during the Crusades primarily because there was a great loss of life by the knights in the bitter battle that ensued.
Read more about feudalism here:
brainly.com/question/3143141
#SPJ1
Answer:
use sin2A as 2sinAcosA and solve
