Sentences of a paragraph are given below in jumbled order. Arrange the sentences in the correct order to form a meaningful and coherent paragraph.
A. Android began in 2003 as a project of the American technology company Android Inc., to develop an operating system for digital cameras.
B. In 2004, the project changed to become an operating system for smartphones.
C. Android is an operating system for cellular telephones and tablet computers.
D. In 2005, Android Inc. was bought by the American search engine company Google Inc. that transformed the OS into what it is today.