A parallel circuit has two branches. In one branch, R and L are in series and in the other branch, R and C are in series. The circuit will exhibit unity power factor when

• A. <table><tr><td rowspan="2">R =</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>L</center></td><td rowspan="2"></td></tr><td align="center">C</td></table>
• B.
• C. R = LC
• D. <table><tr><td rowspan="2">R =</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>C</center></td><td rowspan="2"></td></tr><td align="center">L</td></table>
• E. <table><tr><td rowspan="2">R =</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>L</center></td><td rowspan="2"></td></tr><td align="center">C</td></table>