Picture 5 shows two children, Pat & Ellie, playing basketball.
The vocabulary section lists 'watch TV' and 'make a sandcastle' as options. Neither directly matches basketball. However, contextually, playing basketball is an activity.
Looking at the provided names, Pat & Ellie are associated with this picture.
Given the options, and the visual cue of basketball, the activity is playing basketball. If we must choose from the provided vocabulary, 'watch TV' is incorrect, and 'make a sandcastle' is incorrect. It is possible the vocabulary list is incomplete or there's a mismatch.