C.) factories and industries because they have lots of factories that pollute the air by releasing smoke and other chemicals into the air.
Through firsthand observations of their child
The Cold War had many affects on education in the United States. One example is how schools would have air raid drills in case the Soviet Union launched a nuclear bomb, not that hiding under a desk would save you anyway. Another way is all the anti-Russian propaganda produced and distributed to young students.
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Most economists consider 5% to be acceptable.
Since Tony belongs with the peer culture the nerds, it is expected that Tony is into geeky things and mostly involved with academic activities in which his brain is being used in participating such activities and engage in activities that uses cognitive functions.
