question: it was close they had come in vain.
Capitalize this past sentence correctly.
A: It was close they had come in vain.

question: drive your car through the dead city full of crimi [...]
Capitalize this past sentence correctly.
A: Drive your car through the dead city full of crimi [...]

question: mypov: tableau has a head start on cloud compared to its closest rival, qlik, and i particularly like its embrace of the tools and capabilities of public cloud providers.
Capitalize this past sentence correctly.
A: MyPOV: Tableau has a head start on cloud compared to its closest rival, Qlik, and I particularly like its embrace of the tools and capabilities of public cloud providers.