Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Darren Clark
Table title:
International competitions
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Competition </th><th colspan=1 rowspan=1 > Venue </th><th colspan=1 rowspan=1 > Position </th><th colspan=1 rowspan=1 > Event </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 1984 </td><td class="highlighted"  colspan=1 rowspan=2 > Olympic Games </td><td class="highlighted"  colspan=1 rowspan=2 > Los Angeles, United States </td><td colspan=1 rowspan=1 > 4th </td><td colspan=1 rowspan=1 > 400 m </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 4th </td><td class="highlighted"  colspan=1 rowspan=1 > 4 × 400 m relay </td><td class="highlighted"  colspan=1 rowspan=1 > 2:59.70 AR </td></tr>
<tr> <td colspan=1 rowspan=1 > 1985 </td><td colspan=1 rowspan=1 > World Cup </td><td colspan=1 rowspan=1 > Canberra, Australia </td><td colspan=1 rowspan=1 > 3rd </td><td colspan=1 rowspan=1 > 200 m </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1986 </td><td colspan=1 rowspan=1 > Commonwealth Games </td><td colspan=1 rowspan=1 > Edinburgh, United Kingdom </td><td colspan=1 rowspan=1 > 2nd </td><td colspan=1 rowspan=1 > 400 m </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=2 > 1988 </td><td colspan=1 rowspan=2 > Olympic Games </td><td colspan=1 rowspan=2 > Seoul, South Korea </td><td colspan=1 rowspan=1 > 4th </td><td colspan=1 rowspan=1 > 400 m </td><td colspan=1 rowspan=1 > 44.38 AR </td></tr>
<tr> <td colspan=1 rowspan=1 > 6th </td><td colspan=1 rowspan=1 > 4 × 400 m relay </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1990 </td><td colspan=1 rowspan=1 > Commonwealth Games </td><td colspan=1 rowspan=1 > Auckland, New Zealand </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 400 m </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1993 </td><td colspan=1 rowspan=1 > World Indoor Championships </td><td colspan=1 rowspan=1 > Toronto, Canada </td><td colspan=1 rowspan=1 > 3rd </td><td colspan=1 rowspan=1 > 400 m </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
Which time was set by Darren Clark in the 4x400 to hold the record in 1984 and at which competition did he achieve it?
Answer:
Darren Clark holds the record in 4 x 400 meters relay with 2:59.70 minutes at the 1984 Los Angeles Olympics.