Referring to the Code Below,the File That Will Load in the Frame

Referring to the code below,the file that will load in the frame named LeftFrame is ____. < frameset cols="20%,*">
< frame name="LeftFrame" src="left1.html">
< frame name="RightFrame" src="right1.html">
< /frameset>

A) right1.html
B) left1.html
C) both a.and b.
D) neither a.nor b.