Can a disease be considered a commodity???

HELP!!

Historians are concerned with the accuracy of their writings and readings but are also aware of the inability of authors to know every angle of every story biases, perspectives, beliefs, and a variety of other differences history being told by one person at a time no one being totally accurate, as hard as we try really need on this, and you^^

What did the incas accomplish? a. written language b. formalized religion c. conquest of the western south america d. formalized government

Which best describes the purpose of the second continental congress?