Describe the evolution of the cell phone. How are the earlier models different from the smart phones we use today. Give examples of some of the early models and provide interesting details (price, functionality, size and weight).

How have cell phones changed over the years?

Cellphones have evolved rapidly since handheld mobile phones first appeared in the 1970s. Generally, phones have evolved to be more compact, to have longer battery life and to allow addition of features beyond making calls, like running apps and sending text messages. ...

Explanation:

the following best describes postwar era writers in their works:

many writers,authors,novelists,poets concentrated more on social art and social writing and stayed away from political writings.

the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.