When are colons used? Select three options.A colon separates clauses in a series.A colon signals that a list follows. A colon appears in 12-hour time notations.A colon is used after an introductory phrase.A colon follows the greeting in a formal letter.
A
A colon separates clauses in a series.B
A colon signals that a list follows.C
A colon appears in 12-hour time notations.D
A colon is used after an introductory phrase.E
A colon follows the greeting in a formal letter.