I’d say the best answer is a and c
Answer:
because it is cheaper to afford
Explanation:
Because warm air rises up so it's warmer on the top floor.
Answer:
Demand for avocados would increase, causing prices to increase.
Explanation:
If avocados are proven to lower the risk of diseases, more people would want to buy them, meaning demand would increase.
When demand increases, people would be willing to pay more for that item, meaning price would increase.
Therefore, the answer is the second option: demand for avocados would increase, causing prices to increase.