question: they can, through various forms of communication learn to both understand their environment better and make themselves understood.
Capitalize this past sentence correctly.
A: They can, through various forms of communication learn to both understand their environment better and make themselves understood.

question: companies >> chemical industry
Capitalize this past sentence correctly.
A: Companies >> Chemical industry

question: internet explorer 7.0, firefox 3.0, safari 3.1.2 (or higher versions)
Capitalize this past sentence correctly.
A: Internet Explorer 7.0, Firefox 3.0, Safari 3.1.2 (or higher versions)