A skill is something that is created through learning and experience.
For example, I have the skill of being able to write. I dont want to achieve writing in the future, since I can already do it. I definitely didnt come out the womb writing books and letters too. Its also not something im very interested in, but it is something i have learned at school.
It will be first one possibly
The answer is transportation. Tools are used to create products. The type
of product will depend on the type of tool you will use. Roads of course are transportation. This is to ensure that movement of vehicles
for travel or transport will flow smoothly.