The last three i need with. do they use technology or engineering ?

Idon understand these and need some ! ?

The forerunner to cell phones, pdas, and smartphones was

Afashion designer wants to increase awareness about her brand. which network can she use and why she can use the blank to blank her products online. answers for the first blank: internet, extranet, or intranet answers for the second blank: market, design, and export