transaction, guarantees on the product or service, delivery terms, return privileges, and other factors. d{iu+=NXz
In other words, both buyer and seller should be fully aware of all the factors that comprise the total #[k~RYS3
“package” being exchanged for the asked-for amount of money in order that they may evaluate a vCy.C
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given price. D+ah ok
04 VL_)]LR*)
Electricity dJ dD"xj
The modern age is an age of electricity. People are so used to electric lights, radio, televisions, and g^s+C Z
telephones that it is hard to imagine what life would be like without them. When there is a power M(;y~ |
e
failure, people grope about in flickering candlelight, cars hesitate in the streets because there are no c*S#UD+
traffic lights to guide them, and food spoils in silent refrigerators. $Q`yNEc
Yet, people began to understand how electricity works only a little more than two centuries ago. ,GdxUld
Nature has apparently been experimenting in this field for million of years. Scientists are discovering
