Answer:
Ben will do better, Alan will do worse
Explanation:
The concept of social facilitation was developed by Norman Triplett in 1989 where he explained how the performance of individuals affects by the presence of others. It is based on the tendency of the change in behavior of people just by the mere presence of others. However, it should be noted here that social facilitation effects by the familiarity of the task and it can change to social inhibition in the reverse case.