Katarina has many tasks to accomplish today at work. She is so overwhelmed that she doesn't even know where to begin. She asks her friend Manuel for his advice. What are three techniques Manuel can suggest to best help Katarina prioritize work to fulfill her responsibilities and meet her deadlines?
a) Make a to-do list, set clear deadlines, delegate tasks
b) Work continuously without breaks, multitask, skip meals
c) Prioritize based on task difficulty, ignore emails, avoid breaks
d) Focus on less important tasks first, avoid planning, work in a chaotic environment