The purpose of the office of the president is to

Explanation:

The president's role as chief executive is to appoint generals. negotiate treaties. deploy troops. sign bills. D. The purpose of the office of the president is to help run the government. sign or veto pending legislation... etc.

500 books can be produced by one man and a printing press within 5 months, while a copyist can only produce one in the same amount of time

yes based on alexanders actions he deserved the title of "the great". his empire covered about 3,000 miles and he was able to establish the empire over a 13 year period of time. he was able to conquer many different places. he also defeated the persians. he conquered egypt and developed a city and named it after himself.