Marginal utility is

a. The sum of the total utility of consuming a certain amount of a good.
b. The diminishing nature of total utility.
c. Always negative or zero.
d. The change in total utility obtained by consuming one additional unit of a good or service.

After the embarrassing sign incident at the restaurant you own, you decide to offer employees a six-week fundamental writing skills workshop. a local business communication instructor, who has experience teaching writing skills at treleaven community college, will facilitate the sessions. to encourage employees to attend these optional sessions, write an email that explains why you’re offering the workshop and why employees should participate.