use of earned value

Dear friends,

 what is the primary and beneficial use of earned value  as a means of reporting performance of time and cost?

It is the reporting of : 

1. An accurate cost-schedule status

2. Cost-Schedule trends

3. Alerts about critical path slippage

4. Baseline variances

Please state your reason. Thanks.

regards

Moranz

 

Earned value gives you an

Earned value gives you an accurate status of cost and schedule the other options are not really benefits of EV

Hi,the answer is 2).

Hi,

the answer is 2).

Does anyone have different opinion?

I am not sure why Baseline Variance is not correct. Is it because baseline can be scope baseline, that is, its too generic?

Moranz