单选题
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{{/U}}nowadays．These malicious{{U}} {{U}} 72 {{/U}} {{/U}}which
get to your PC through freeware，shareware，commercial sites，deceptive pop-ups or
in any other way,can record your surfing habits andsites you visit，share your
personal information with their partners．Any personal{{U}} {{U}}
73 {{/U}} {{/U}}．whenin wrong hands，can leave you a victim of
an”identity theft”by steeling your credit {{U}} {{U}} 74
{{/U}} {{/U}}details，birth records and other {{U}} {{U}} 75
{{/U}} {{/U}} information．