Oscar makes purchases of an existing product (X) such that the marginal utility of the last unit he consumes is 10 utils and the price is $5. He also tries a new product (Y) and the marginal utility of the last unit he consumes is 8 utils and the price is $1. The equal marginal principle suggests that Oscar should Multiple Choice O Increase his consumption of product X and decrease his consumption of product Y. O Increase his consumption of product X and increase his consumption of product Y, O Increase his consumption of product Y and cocrease his consumption of product X. O decrease his consumption of product Y and decrease his corsumption of product X