Aregional supermarket chain runs print, radio, and television advertisements announcing that 1 percent of its sales is donated to local after-school programs for underprivileged youth. this is an example of

The correct answer is "Cause-related marketing".

Explanation: This is an example of Cause-related marketing.

Cause-related marketing is a type of corporate social responsibility activity, for which a business promotion campaign has a dual purpose: to increase profitability and improve society.

In this case, the supermarket chain seeks to increase its sales, promoting that 1% of these will be donated to local after-school programs for underprivileged youth.

answer: marginal utility of the fourth brownie is 0.

explanation: marginal utility is the addtional utility gained from the consumption of one more unit of a good. it is given by,

so, marginal utility at the 4th unit will be given by

since, the values are not given here, you can simply find marginal utility at fourth unit by subtracting total utility at 3rd unit from total utility at 4th unit.