⓵ ÁÖÁ¦¹® -> Technology has brought both convenience and controversy.
⓶ µÞ¹Þħ ¹®Àå 1 -> First, telephones and email allow for more personalized communication.
⓷ µÞ¹Þħ ¹®Àå 2 -> Second, telephones and email allow for frequent communication.
⓸ ¸¶¹«¸® ¹®Àå -> In short, telephones and email make communication more personal.