Proposition 64 in 2016 to legalize marijuana in California

Identify four organizations/interest groups that were involved in the campaign for/against Proposition 64 in 2016 to legalize marijuana in California. You should identify two groups that supported Prop 64 and two that opposed it. Who did each group claim to represent? Do the groups still exist? If so, what policy issues are they now involved in? Make sure you cite the sources you use.