WordPress is an extremely powerful and popular CMS, needless to say then why should i use WordPress for a business website rather than other CMS. There are many other CMS like Drupal, Joomla, etc. which also offers some advantages for business websites, but WordPress provides tons of advanced features and provides functionality with ultra-simple techniques.
CodeIgniter is a one of the framework of the PHP Language. CodeIgniter is loosely based on the popular model-view-controller (MVC) development pattern. While controller classes are a necessary part of development under CodeIgniter, models and views are optional. Codeigniter can be also modified to use Hierarchical Model View Controller (HMVC) which allows developers to maintain modular grouping of Controller, Models and View arranged in a sub-directory format.
Laravel is an open source framework that has been created using PHP, and is specifically coded to make development of MVC applications easier. Not only does it allow for faster coding, and therefore the faster deployment of web applications, the framework has also been created to help programmers code better and create a much more refined product.