which detail about theodore roosevelt is emphasized by both authors?
a.
that he had to remain indoors for much of his childhood
b.
that he was the youngest president in united states history
c. his involvement in the construction of the panama canal
d.
his experience working to secure rights for american workers

Theodore Roosevelt was mostly emphasised by his involvement in the construction of the Panama Canal.

Option (c);

EXPLANATION:

Panama Canal made the shortest distance between the west coast and the east coast.This could allow the transfer of cargo between these two coasts quicker and faster. America needed the Panama Canal for a long time so that the naval resources could flow freely with the help of this canal.Thus, both the authors emphasised how Theodore Roosevelt strategically thought about the need for the construction of the Panama Canal. Panama Canal zone also helped the US dominate the military power as it became the assembly point for America military forces.