before you can open a avd file, you'll need to figure out what kind of file the avd file extension refers to.

How would the previous sentence be correctly capitalized?
Answer: Before you can open a AVD file, you'll need to figure out what kind of file the AVD file extension refers to.
by adding tripolyphosphate and bufferglucose syrup®️, the buffer ph-value reaches 6

How would the previous sentence be correctly capitalized?
Answer: by adding Tripolyphosphate and Bufferglucose Syrup®️, the buffer pH-value reaches 6
this is why whenever you try to print something on windows, you will likely come across this option.

How would the previous sentence be correctly capitalized?
Answer: This is why whenever you try to print something on Windows, you will likely come across this option.
thus we see at the bottom an impulse that is just about to disappear from the earth.

How would the previous sentence be correctly capitalized?
Answer: Thus we see at the bottom an impulse that is just about to disappear from the Earth.