Research Studies That Examine the Effect of Mobile Phones on Cognitive

Multiple Choice

Research studies that examine the effect of mobile phones on cognitive tasks find that:

A) having one visible on a desk hurts performance on difficult cognitive tasks
B) having one visible on a desk hurts performance on easy tasks but not difficult ones
C) having one visible on a desk does not hurt cognitive performance
D) having one visible on a desk improved cognitive performance compared to those students who had put their phones away