Sept 25 (Reuters) - Yamana Gold Inc YRI.TO
* Yamana Gold provides an update on exploration, metal price protection efforts and consolidation of senior management into Toronto office
* Yamana Gold Inc - company has entered into option contracts relating to some of its gold and copper production
* Yamana- with respect to gold, option contracts entered into relating to 285,000 ounces of gold, cumulatively to be produced in q4 2017 and Q1 of 2018