“George Washington Carver was always interested in plants. When he was a child, he was known as the "plant doctor." He had a secret garden where he grew all kinds of plants. People would ask him for advice when they had sick plants. ... (Nutrients provide nourishment to plants.)”
The correct answer is C.
The hiking boots and the sleeping bag are two products that she bought and which are necessary for the hiking trip. On the other hand, the want is the pair of jeans, which is a product that she desired and bought, but that is not necessary or useful for the coming trip.
The invention from the song dynasty that improved clocks was: The clock tower/clepsydra clock
This invention is the first type of clock that utilized the <em>escapement mechanism </em> that is applied by many European countries around 2 centuries later to produce their clocks.
Answer:
Plate tectonics is a major factor that explains how heat from the core reaches the surface.
Based on the situation, that was an example of : Free-Rider problems
Free-rider problems refer to a condition when an individual either consume more than the fair share or pay less than the fair share.
Hope this helps