ready for to do impossible, The Article states: They were built by the Stronghold Society. The group aims to inspire Lakota youth through music and art. Skateboarding plays a big part too. Stronghold's mission is important to the communities within the Pine Ridge Reservation. In this passage, the word mission means . Press enter to interact with the item, and press tab button or down arrow until reaching the Submit button once the item is selectedAa group's name Ba group's leader Ca group's purpose Da group's meeting