Woddington Farms Ltd

Woddington Farms Ltd.has used its name combined with an outline of a rooster on its deli products for the past 20 years but has never registered a trademark.Would Woddington be successful in suing a competitor who attempts to use its name and symbol?

A) no,because its trademark was not registered
B) no,because its name and symbol cannot be the subject of a trademark
C) yes,because an unregistered trademark receives protection under the common law
D) yes,because the name and symbol are confidential information