Italicized Terms

When making an italicized term plural, the s is not italicized

too many sics

Plural Letters

Lowercase and Capitalized Plural Letters

Apostrophes are used to form the plurals of letters:

Accommodation has two c’s and two m’s.

Mind your p’s and q’s.

She had three scarlet A’s on her back.

Grades and Abbreviations

Apostrophes are not used for the plurals of letters referring to grades or for the plurals of abbreviations containing capital letters:

She got three As.

This program is open to people with MAs and PhDs.