I/O接口电路从应用角度可归结为哪三类可编程寄存器？
A bluff bar is a bar（）.
A. extending out from a bluff alongside the river
B. that tends to give a false indication of its position
C. that has a sharp drop off into deep water
D. that is perpendicular to the current
温州银行金鹿生意贷个人经营性贷款管理办法规定，采取市场经营管理方担保的，市场经营管理方上年度资产总额不低于5000万元，净资产不低于2000万元且对外担保责任余额不超过净资产的2倍，市场经营管理方与企业主之间原则上要落实反担保手续。
A. 正确
B. 错误
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