You are the project manager for a small construction project. Your project was budgeted for US$72,000 over a six week period. As of today, you have spent US$22,000. The earned Value is US$24000. According to your schedule, you should have spent US$30000 By this time. Based on this data, your project can best be described as?
a) Ahead of schedule
b) Behind schedule
c) On schedule
d) Having not enough information provided