Either way, PC's or PCs, is currently acceptable and correct. It is important, however, that the s be remain lower case
it's is a abbreviation of it is so it should have an apostrophe
no There should never be an apostrophe in "never".
It should not have an apostrophe.
No. Harringtons doesn't need an apostrophe.
Should not = shouldn't
Yes, the sentence should have an apostrophe to denote possession. It should be written as: "Linda and her vice presidents' are going to Brazil."
No there shouldn't be an apostrophe.
No, Morrisons should not have an apostrophe in its name. It is a plural possessive noun.
The apostrophe indicates possession. So, no apostrophe.
The apostrophe in "its" should not be placed after the s. "Its" is a possessive pronoun and does not require an apostrophe to show possession.
One should never use an apostrophe for the word that.One should always use an apostrophe for the word that's, meaning that is.
'Life's gift' should indeed have an apostrophe, as the gift is belonging to life (possessive pronoun), as it were.