Which of the following is an example of investment in human capital?(1 point)

Responses

A photographer invests in new software that allows him to edit his pictures faster and service more clients.
A photographer invests in new software that allows him to edit his pictures faster and service more clients.

A firm invests in a new 3D printer that makes parts three times faster than the old method.
A firm invests in a new 3D printer that makes parts three times faster than the old method.

A carpenter invests in a training course and learns how to make cabinets and drawers faster.
A carpenter invests in a training course and learns how to make cabinets and drawers faster.

A factory invests in a new procedure using the same equipment that allows it to create more products.

A carpenter invests in a training course and learns how to make cabinets and drawers faster.