Final answer:
After reviewing the stemplot, it was determined that 0% of students grabbed more than 29 snacks, as no entries indicated a number greater than 29.
Step-by-step explanation:
The student's question revolves around identifying the percentage of students who grabbed more than 29 bite-size snacks. To calculate this, we must count the number of entries in the stemplot that represent numbers greater than 29. Based on the key provided, we interpret numbers such as 2 | 4 as 24 snacks grabbed. Looking at the provided data, there are no entries greater than 29, which implies that 0 students grabbed more than 29 snacks. Therefore, the percentage of students who grabbed more than 29 snacks is 0%. Since none of the provided options match this result, there may be an error in the stemplot presented or in the options provided.