[多选题]关于视频彩铃业务，以下说法正确的是：
A.标准资费为6元/月
B.有标准彩铃产品的用户，业务月费优惠为1元/月
C.个人用户均可办理视频彩铃业务，无手机型号限制
D.视频彩铃播放需手机支持，苹果手机不支持播放

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SoBig. F was the more visible of tile two recent waves of infection, because it propagated itself by e-mail, meaning that victims noticed what was going on. SoBig. F was so effective that it caused substantial disruption even to those protected by anti-virus software. That was because so many copies of the virus spread that many machines were overwhelmed by messages from their own anti-virus software. On top of that, one common counter-measure backfired, increasing traffic still furthers. Anti-virus software often bounces a warning back to the sender of an infected e-mail, saying that the e-mail in question cannot be delivered because it contains a virus. SoBig. F was able to spoof this system by "harvesting" e-mail addresses from the hard disks of infected computers. Some of these addresses were then sent infected e-mails that had been doctored to look as though they had come from other harvested addresses. The latter were thus sent warnings, even
A. cured a disease,
B. diagnosed a virus.
C. became a doctor.
D. changed to deceive.