<span>The best surface for a beginner to run on is smooth and soft so that it can cushion the stresses of running. For a more advanced runner, hills could be beneficial in improving their training and cardiovascular endurance.</span>
Answer:
C: Calmy explain to Cleo how he feels using "I" statements
E: Ask Cleo if there is anything wrong and if he can help
Explanation:
The answer is C. Economic Class