Who introduced the hard drive to the marketplace? Steve Jobs Al Shugart O Larry Ellison Bill Gates

Al Shugart

Explanation:

He initially gained his fame after being involved in a team that invented the floppy dis while he's working for the IBM.

This achievement helped him landed the achievement as Vice president of Equipment division in a company called Memorex. While working there, he and his team was the first one that introduced disk drives in the market place.

In 1979, he founded a company called Shugart Associates which eventually renamed into Seagate technologies. This company eventually became  largest independent manufacturer of disk drives in the world.

answer; regard the action of other people negatively;

answer; opinion leaders;