Henry B. Johnson takes risks for his people by

the of atp are the key to its ability to store and supply energy;

phosphate

the phosphate groups of atp are the key to its ability to store and supply energy. atp releases energy when it breaks bonds between its phosphate groups.

as the person below or above me i agree   the tone of voice of the itnerview can very well influecne he or she to pick one more over that   the infleuncer would pick

the answer is c. to explore the louisiana purchase