若某CPU具有64GB的寻址能力，则该CPU的地址总线宽度为

A、<span lang="EN-US" style="FONT-FAMILY: ">64</span>

B、<span lang="EN-US" style="FONT-FAMILY: ">36</span>

C、<span lang="EN-US" style="FONT-FAMILY: ">32 </span>

D、<span lang="EN-US" style="FONT-FAMILY: ">24</span>