Original sentence: CGI has defended itself by stating that they were one of many contractors working on the project and that there was no primary lead contractor in charge
Edited sentence: By December 2013, within two months, all the software and engineering glitches were resolved by CGI and more than 100,000 people signed up in the previous month itself.CGI has defended itself by noting that they were one of many contractors working on the project and that there was no primary lead contractor in charge.Since then, the application has been running fine