yes because you are spelling a number.
No, because it is n ot a proper nou n.
Yes, according to most style guides, you should capitalize the first word of a subtitle even if it is an article, conjunction, or preposition. This helps maintain consistency and readability in your writing.
Yes, the word "volcano" is not typically capitalized unless it is part of a specific name, like "Mount Vesuvius Volcano." In general usage, it is lowercase.
No, you do not capitalize the second word in the complimentary closing.
No, the word "nineteen" does not need a hyphen when written numerically.
yes
Only if it is a name or the first word in a sentence.
No, because it is n ot a proper nou n.
The third of December, nineteen ninety-nine is correct.
No, when you're searching on Google it doesn't matter whether or not you capitalize things. However, if you don't spell a word correctly, it will show the results for the closest match to what you typed in (for example, if you type in "nineteen fortied" it will show results for "nineteen forties" and say at the top of the page either, 'Did you mean: nineteen forties' or 'Showing results for nineteen forties. Search instead for nineteen fortied'. If it says this, you can click on the one you want to search for). :-D
No, you are not supposed to capitalize the beginning of a main idea. If you want to emphasize it, than you can do it!
Yes, according to most style guides, you should capitalize the first word of a subtitle even if it is an article, conjunction, or preposition. This helps maintain consistency and readability in your writing.
Never capitalize "from" in a title, unless it is the first or last word. "From" is a preposition, and prepositions of four letter or less are not supposed to be capitalized. (Some people capitalize longer prepositions, some don't, but that doesn't matter in this case).
Only if it's the first word or someone's name. It's not a proper noun.
Yes
do you capitalize the word protestant
It is not necessary to capitalize the word "yo".