IBM compatibles are known as duplicate IBM , why

Which of the following is a way that advancements in technology improve humans' ability to measure air quality and protect human health? a. air quality data gathered by new instruments can be used to reduce exposure to pollutants. b. new technologies enable natural and human-made pollution sources to be located and monitored. c. air quality data gathered by new instruments can be used to predict trends in pollution over time. d. new technologies allow governments to make informed decisions about the regulation of pollution. (choose more than one)

Q14 what is most important for you to choose before you build a network? a. private network b. nos c. network media d. network protocol e. directory service

The place where the extended axis of the earth would touch the celestial sphere is called the celestial