Why did Apple expand into computers $($iMac$,$ MacBook, iPad$),$ music streaming devices and services $($iPod$,$ iTouch, iTunes$),$ mobile devices $($iPhone$),$ wearable devices $($Apple Watch$),$ and file storage and transaction services $($iCloud$,$ App Store, Apple TV$,$ Apple Pay$)?$

the businesses mentioned were experiencing high growth and Apple seized on that opportunity

None of the answers are correct.

to leverage its unique ability to design and develop its own operations systems, hardware, application software, and services to provide its customers new products and solutions with superior ease$-$of$-$use, seamless integration, and innovative industrial de

to leverage its unique ability to design and develop its own operations systems, hardware, application software, and services

to provide its customers new products and solutions with superior ease$-$of$-$use, seamless integration, and innovative industrial design