Can you please explain more? :)
By asking questions and demonstration. In this way, you would be able to understand the instructions fully. With the help of demonstration, it will help you understand on what to do while by asking questions, it allows you to understand the whole procedure and its importance.
Answer:
Option (a) is correct.
Explanation:
Given the marginal utility per dollar for the two products as follows:


All the individuals wants to maximize their utility that is obtained from the consumption of goods. We can see that marginal utility per dollar of product A is higher than the marginal utility per dollar of product B which means that this consumer should purchase more quantity of product A and less quantity of product B.
It is going on until the point at which marginal utility per dollar of both the products becomes equal.