An OTR is working with a group of 4 to 6-year-old children in an out-patient pediatric clinic to create a wall mural by tearing small pieces of tissue paper and pasting them to a large piece of paper. Which preparation activity is BEST to promote the hand skills needed to create the mural?
A. Stringing small beads
B. Pushing heavy objects
C. Playing finger games
D. Rolling clay into a ball