Final answer:
Deciding to relocate for a promotion is an example of a difficult work decision as it involves serious consequences and requires careful deliberation.
Step-by-step explanation:
An example of a difficult work decision would be c. Deciding to relocate in order to gain a promotion. When faced with significant life choices such as this, it is important to weigh the pros and cons and consider the long-term impacts, not only on one's career but also on personal life. This type of decision often requires significant deliberation and potential consulting with others, as it carries more serious consequences compared to day-to-day decisions like filling paper trays or reporting faulty equipment.