Describe one way that technology has remained the same over the past 100 years and one way it has changed.

Current digital systems such as computers, smartphones, tablets and laptops have evolved over time. The typewriter was replaced by digital systems such as a computer and word processing software. Telephones have evolved over time into versions that are portable such as mobile phones and, more recently, smartphones.

Explanation:

the urdan working class

warfare was the primary means of cultural transmission in both regions.