May i know what is the right answer to this?Why?<br/><br/><table style="width:90%;" border="0" cellpadding="2" cellspacing="1"><tr><td><b>Martin is ……. starting his own business.</b></td></tr><tr><td> </td><td> A. coexisting B. cooperating C. contemplating D. concluding </td></tr></table>