单项选择题

Which of the following processing types allows two instructions to be received and processednanoseconds apart?（）

A. Quad core
B. Triple core
C. Dual core
D. Hyper-threading

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B. Adjust the voltage selector switch
C. Attach a 220 volt power strip from the current region to the PC
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220-701

Which of the following processing types allows two instructions to be received and processednanoseconds apart?（）