Please capitalize where necessary: overall student rating: 4.1 /5.0 (46 reviews)
A: Overall student rating: 4.1 /5.0 (46 reviews)

Please capitalize where necessary: inula, inula helenium, should only be used under the guidance of a skilled phytotherapist.
A: Inula, Inula helenium, should only be used under the guidance of a skilled phytotherapist.

Please capitalize where necessary: spyera has released an update to android cell phone tracker app and android tablet tracker app version 2.3.5 available now for customer download .
A: SPYERA has released an update to Android cell phone tracker App and Android tablet tracker App version 2.3.5 available now for customer download .

Please capitalize where necessary: modern teenagers are very addicted to computer games.
A:
Modern teenagers are very addicted to computer games.