•gunpowder • printing press • compass all of the above were results of what in the renaissance?

The correct answer is: an increase in scientific inquiry.

In Europe, during the Renaissance, there was an increase in scientific inquiry that resulted in the invention of the gunpowder, the printing press and the mariner's compass. It was a very important phase since the social, political and scientific advances marked the start of a revolution that benefited Europe both economically and militarily.

porter is writing economic history because he is focusing on the cost of developing vaccines.

thomas jefferson is the answer