Who united ancient egypt?
a.
narmer
b.
zoser
c.
tutankhamen
d.
amenhotep iv

Which column and row references are updated when you copy the formula: =sum($b5: d$15)? a. column b and row 5 b. column d and row 5 c. column d and row 15 d. column b and row 15

15 pt (more than one answer)what are some of the ways businesses increased productivity? -obtained new machinery -obtained new resources -obtained new technologies -found ways to make their workers more efficient

The telegraph, the transatlantic telegraph cable, and the telephone were important to businesses after 1850 because of a. they created a system for developing new inventions. b. they filled a need that other inventions of the day could not. c. they attracted investors and created the stock market. d. they made picture-taking a popular american pastime.