To convert the text 'Science Olympiad Foundation', to a hyperlink to www.sofworld.org, use __________ .
A <a>http://www.sofworld.org</a>
B <a >Science Olympiad Foundation</a>
C <a name="http://www.sofworld.org">sofworld.org</a>
D <a url="http://www.sofworld.org">Science Olympiad Foundation</a>
How?