Which sentence has a positive connotation?
The application of these ideas has altered the plan significantly.
The application of these ideas has modified the plan significantly.
The application of these ideas has enhanced the plan significantly.
The application of these ideas has distorted the plan significantly.

Respuesta :

The correct answer would be
The application of these ideas has enhanced the plan significantly. 
Look at all the different words in the sentence and you can see that the third one is the only which contains a positive connotation, 
Hope this helps! :)