2[单选题]

<p style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; TEXT-INDENT: 21pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: Calibri; FONT-SIZE: 10.5pt; tab-stops: 132.0pt 249.0pt 365.25pt 455.25pt"><span style="FONT-FAMILY: 宋体">如果级数</span><img style="VERTICAL-ALIGN: middle" width="35" height="43" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226102151186001.gif"><span style="FONT-FAMILY: 宋体">发散，</span><i><span style="FONT-FAMILY: 'Times New Roman'">k</span></i><span style="FONT-FAMILY: 宋体">为常数，则级数</span><img style="VERTICAL-ALIGN: middle" width="43" height="43" src="http://www.jxjypt.cn/Content/Scripts/ewebeditor10/uploadfile/exam/201302/20130226102151338002.gif"><span>&nbsp; </span><span style="FONT-FAMILY: 宋体">（&nbsp; </span><span style="FONT-FAMILY: 宋体">）</span></p>
<span style="FONT-FAMILY: Calibri; FONT-SIZE: 10.5pt">A</span>
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt">．发散&nbsp;&nbsp;&nbsp; </span>
<span style="FONT-FAMILY: Calibri; FONT-SIZE: 10.5pt"><span>&nbsp; </span>B</span>
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt">．可能收敛，也可能发散&nbsp;&nbsp;&nbsp;&nbsp; </span>
<span style="FONT-FAMILY: Calibri; FONT-SIZE: 10.5pt">C</span>
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt">．收敛</span>
<span style="FONT-FAMILY: Calibri; FONT-SIZE: 10.5pt"><span>&nbsp;&nbsp;&nbsp;&nbsp; &nbsp; </span>D</span>
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt">．无界</span>

A.A

B.B

C.C

D.D