A

Along a track in the same direction.

Explanation:

According to the law of supply in economics, if the price of goods increases, the number of goods will also increase and vice versa. The reason for it is that when the price grows, suppliers will try to maximize their profits by manufacturing more products for sale. The supply curve shows this phenomenon in detail.

Question 2.

Answer:

Along a track in opposite directions.

Explanation:

The law of demand is a fundamental concept in economics that states that the quantity varies inversely with price. It means that the higher the price of goods, the lower the purchased quantity. The demand curve is an inverted version of the supply curve.

A supply curve graph.
A supply curve (Source: www.investopedia.com)