Final answer:
Doing 2 sets of muscular strength/endurance activities is recommended to see results.
Step-by-step explanation:
When it comes to seeing results in muscular strength and endurance, it is recommended to do 2 sets of muscular strength/endurance activities. This allows for an effective workout without overexerting the muscles or risking injury. Performing 2 sets of exercises targeting different muscle groups can lead to improvements in both strength and endurance.