$7$ Examples of Digital Transformation Success in Business article $($Write at least $4$ sentences per answer.$)$

$1.$ Which of the companies in the article are reported to use AI and$/$or Machine Learning to accomplish digital transformation?

$2.$ Which of the companies in the article collaborated with major tech companies? Which specific company did each collaborate with?

$($Note: Companies #$5$ and #$6$ did not list the company with whom they collaborated, but I did some research and found out:

Company #$5$ Tech Mahindra collaborated with Ford Motor Company.

Company #$6$ Protiviti collaborated with Alteryx.$)$

$3.$ Which company's digital transformation is the most impressive to you$--$in terms of how the company changed from the way it was before to what it is today? Explain why.