Choose an invention you think changed the world. Write a paragraph describing it (pretend I don't know what it is). Write a slogan for the device.

Then create an advertisement to sell the item.

The cellphone is an invention that changed the world. Is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area. Moder mobile telephone services use a celluar network architecture and therefore, mobile telephones, are called cellular telephones or cell phones. in addition, they support a variety of other services, such as text messaging, MMS, email, internet access, video games and many more.

Slogan: Give you the oportunity to talk easily!

Hey you! Do you want to talk with your family and friends? Even if they are around the world? Don't worry! This object is a mobile phone. You can call, message, post and many other things you can use for! Stop with the long waits of a new card and have everything instantly!

Explanation:

is it rising action, falling action, climax, or resolution? need answer also

the simple predicate of the sentence is camped.