Identify the best thesis statement given the statements below:

Select one

$$ A$.$ The federal government should open the U$.$S$.$ borders to immigrants because increased immigration will increase the number of people contributing to the economy, create future jobs, and stimulate a competitive workforce that will allow for career advancement.

B$.$ The purpose of this essay is to explain how smoking cigarettes are bad for people and can have disastrous consequences.

C$.$ What are the pros and cons of Internet in the workplace?

D$.$ Violence and video games are linked and causes of aggressive behaviors.