Please capitalize where necessary: here is a selection of the most popular magnifiers for the healthcare sector.
A: Here is a selection of the most popular magnifiers for the healthcare sector.
Q: today’s engineers sit all day and night at these desks, endlessly typing.

A: Today’s engineers sit all day and night at these desks, endlessly typing.
Q: retroflash! some of you might still know this game from the c64. here's the flash version of the cult platformer.
A: Retroflash! Some of you might still know this game from the C64. Here's the flash version of the cult platformer.
Problem: libri's early work was on mathematical physics, particularly the theory of heat. however he made many contributions to number theory and to the theory of equations.
Can you repeat this sentence, but capitalize it?
Answer: Libri's early work was on mathematical physics, particularly the theory of heat. However he made many contributions to number theory and to the theory of equations.
Text: the solution is used by 26,000 doctors, nurses and secretaries in three of denmark’s five regions.

Correct capitalization: The solution is used by 26,000 doctors, nurses and secretaries in three of Denmark’s five regions.
Q: osmosis can cause pressure overpriced.
A:
Osmosis can cause pressure overpriced.