产品注册选项选择问题/Product registration option selection problem?

网上零售商处买了两块2T3.5台式机监控紫盘,产品注册时应选择下拉框中6个选项的哪一项?谢谢。
ps:google: I bought two 2T3.5 desktop monitor purple disks from an online retailer. Which of the 6 options in the drop-down box should be selected when registering the product? Thank you.
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