infrastructure quality is uneven across the EU

Can you repeat this sentence, but add in punctuation?
infrastructure quality is uneven across the EU.
The computerprogramme This is how the gyropalette shakes

Can you repeat this sentence, but add in punctuation?
The computerprogramme: This is how the gyropalette shakes.
What could it be about this essential oil that makes it so highly coveted

Can you repeat this sentence, but add in punctuation?
What could it be about this essential oil that makes it so highly coveted?