A、Because they doubted the reliability of the Internet. B、Because they thought things online were expensive. C、Because they were

With only two weeks to go before Christmas, buying presents is a high priority for a lot of people. However, this year, not so many people are leaving their homes to browse around the shops. These days, lots of people can do their shopping in the comfort of their own home with the help of the Internet. Online shopping is becoming more and more popular for a number of reasons:(16)Prices are often lower online, you don’t have to queue up in busy shops and you can buy almost any product imaginable with just a few clicks of your mouse. Computer trends are often maledominated, but this year women are expected to do more shopping on the Internet than men. It seems women are now more attracted to the convenience of online shopping than they used to be. Average spending online this Christmas by women will rise to ￡240,(17)compared to the slightly lower average of ￡233 by men, while the average amount spend per person on high street is only ￡197. 70% of Internet users, male and female, are now buying their Christmas gifts online. In the past, a lot of people were reluctant to shop online.(18)Many were worried about the security of entering their card details on the Internet and the reliability of the Internet, but as shopping online has become more widely spread, these worries have begun to disappear. 45% of Internet users still do have security worries but it hasn’t slowed down the ever-increasing numbers of online shoppers.
16. Which is an advantage of shopping online?
17. How much money do men spend on online shopping?
18. Why did people worry about online shopping in the past?