QUESTION: Fix punctuation: We have three areas of focus Diversity and inclusion Environment and Giving back
ANS: We have three areas of focus: Diversity and inclusion, Environment and Giving back.

QUESTION: Fix punctuation: Civil war against the bourgeoisie is also a form of class struggle and only this form of class struggle would have saved Europe the whole of Europe not only one country from the peril of invasion
ANS: Civil war against the bourgeoisie is also a form of class struggle, and only this form of class struggle would have saved Europe (the whole of Europe, not only one country) from the peril of invasion.

QUESTION: Fix punctuation: If you selected Shared click Configure Encryption and enter your WEP keys
ANS: If you selected Shared, click Configure Encryption and enter your WEP key(s).

QUESTION: Fix punctuation: Listen to a music note try to recognize it Online music lesson for all standards and styles of musician are available all over the net
ANS:
Listen to a music note, try to recognize it! Online music lesson for all standards and styles of musician are available all over the net.