Assume that people are buying more laptops because laptops are cheaper now than before. What will be the impact of these laptop purchases on the demand for desktop computers and what would be the relationship between laptops and desktop computers?

Demand for desktops will increase because these are complementary goods

Demand for desktops will decrease because these are substitute goods

Demand for desktops will not change because these are independent goods

Demand for desktops will increase because these are substitute goods