Display Drivers Not Available

[Sarvesh]

In dxdiag option and in Display option all 3 acceleration options are not available in my pc. But I had installed the drivers and hardware for graphics then too it showing not available. Can anybody tell me how can I enable all those 3 options. I have Standard VGA Graphics Adaper.
Here is screenshot for reference -

 

[Sarvesh]

And Only Because Of That I am not able to open any game or sofware which requires display graphics. Any suggestions are most welcomed.