Based on the clue 'a branch of an organization or of a river', what is the answer?

Based on the clue 'a bracket on the chest positioned this 12 foot spe...', what is the answer? Based on the clue 'a bracketed projecting beam supported on only one ...', what is the answer? What is associated with: a brain disease is named for hans creutzfeldt this man who also described it around 1920? Based on the clue 'a branch campus of the university of southern flor...', what is the answer? Based on the clue 'a branch of geology studies these ice masses which...', what is the answer? Based on the clue 'a branch of math its also another name for tartar ...', what is the answer? Based on the clue 'a branch of science or a sympathetic rapport betwe...', what is the answer? Based on the clue 'a branch of some governments ...', what is the answer?