Please capitalize where necessary: aires express hotel 4.0 out of 5 based on 3 reviews
A: Aires Express Hotel 4.0 out of 5 based on 3 reviews

Please capitalize where necessary: the diagram below shows the three parts of the manual and how they relate to each other.
A: The diagram below shows the three parts of the manual and how they relate to each other.

Please capitalize where necessary: premier family room (4 adults) (family)
A: Premier Family Room (4 Adults) (Family)

Please capitalize where necessary: in the late 1980's gm top management rehired the r&d firm of aerovironment, this time to design a concept electric car.
A:
In the late 1980's GM top management rehired the R&D firm of AeroVironment, this time to design a concept electric car.