A population trend is changes over time and can include changes in behavior
They both believed that it was important to stay productive
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.
<span>The local government does not contribute to its own funding. </span>
