I think a hobby will always give you _________ and help you ___________

18. I think a hobby will always give you _________ and help you ___________ .
A. pleased - relax             B. pleasure - relaxed                C. pleased - relaxing                  D. pleasure - relax
19. I think this hobby does not cót you much, and _____________ you need is time.
A. most                             B. all of                                     C. some                                     D. all