<span>The three oceans that border North America are the Atlantic Ocean, Pacific Ocean and the Arctic Ocean. Other bodies of water, like the Gulf of Mexico, also border the continent.</span>
Answer:
E. abandoned, vacant factories, warehouses, and residential sites that may be contaminated from past uses.
Explanation:
A brownfield refers to a land that was used in the past for industrial or commercial activities which is not currently being used and that can be contaminated. According to this, the answer is that a brownfield is an urban area of abandoned, vacant factories, warehouses, and residential sites that may be contaminated from past uses.
Answer:
National service provider (NSP)
Regional service provider (RSP)
Internet service provider (ISP)
Explanation:
National service providers (NSP) are companies that own the internet backbone infrastructure which other second party internet service providers can link to. Examples of NSPs are Orange, Sprint, AT&T etc.
It typically provides fibre optic cables and core routers which the ISPs link to in order to provide internet exchange for the customers.
Regional service provider (RSP) are basically ISPs operating within a region. Unlike ISPs, they cover only defined regions. Examples are New England's NEARNet which provides internet access for residents of New England and the San Francisco Bay area BARNet for San Francisco Bay resident.
Internet service provider (ISP) are the direct link to the customers. Many NSPs also act as ISPs by using routers that can transfer network from the backbone network exchange to the receiving equipment of the end users such as mobile phones, computers etc. Examples of ISPs are AT&T, Comcast and Verizon.
