A、<p><span style="font-size: 15px; font-family: 宋体;">付款责任由</span><span style="font-family: \'Microsoft YaHei\'; font-size: 15px; ">A</span><span style="font-size: 15px; font-family: 宋体;">承担，</span><span style="font-family: \'Microsoft YaHei\'; font-size: 15px; ">B</span><span style="font-size: 15px; font-family: 宋体;">承担连带责任</span></p>
B、<p><span style="font-size: 15px; font-family: 宋体;">付款责任由</span><span style="font-family: \'Microsoft YaHei\'; font-size: 15px; ">A</span><span style="font-size: 15px; font-family: 宋体;">独立承担</span></p>
C、<p><span style="font-size: 15px; font-family: 宋体;">付款责任由</span><span style="font-family: \'Microsoft YaHei\'; font-size: 15px; ">B</span><span style="font-size: 15px; font-family: 宋体;">承担，</span><span style="font-family: \'Microsoft YaHei\'; font-size: 15px; ">A</span><span style="font-size: 15px; font-family: 宋体;">承担连带责任</span></p>
D、<p><span style="font-size: 14px; font-family: 宋体;">付款责任由</span><span style="font-size: 14px; font-family: Calibri, sans-serif;">B</span><span style="font-size: 14px; font-family: 宋体;">独立承担</span></p>
A、<p><span style="font-size: 15px; font-family: 宋体;">付款责任由</span><span style="font-family: 'Microsoft YaHei'; font-size: 15px; ">A</span><span style="font-size: 15px; font-family: 宋体;">承担，</span><span style="font-family: 'Microsoft YaHei'; font-size: 15px; ">B</span><span style="font-size: 15px; font-family: 宋体;">承担连带责任</span></p>
B、<p><span style="font-size: 15px; font-family: 宋体;">付款责任由</span><span style="font-family: 'Microsoft YaHei'; font-size: 15px; ">A</span><span style="font-size: 15px; font-family: 宋体;">独立承担</span></p>
C、<p><span style="font-size: 15px; font-family: 宋体;">付款责任由</span><span style="font-family: 'Microsoft YaHei'; font-size: 15px; ">B</span><span style="font-size: 15px; font-family: 宋体;">承担，</span><span style="font-family: 'Microsoft YaHei'; font-size: 15px; ">A</span><span style="font-size: 15px; font-family: 宋体;">承担连带责任</span></p>