Captain Charles Baumann sketches Marines with Warrant Officer Basic Course 1-19 on Marine Corps Base Quantico, Virginia, April 3, 2019. WOBC is designed to train and educate newly appointed and commissioned warrant officers in a variety of skills required to transition from enlisted Marine to officer, with particular emphasis on the duties, responsibilities and warfighting skills required of a rifle platoon commander. - Captain Charles Baumann sketches Marines with Warrant Officer Basic Course 1-19 on Marine Corps Base Quantico, Virginia, April 3, 2019. WOBC is designed to train and educate newly appointed and commissioned warrant officers in a variety of skills required to transition from enlisted Marine to officer, with particular emphasis on the duties, responsibilities and warfighting skills required of a rifle platoon commander.