An omission in a text is correctly punctuated using a
a. comma
b. dash
c. ellipsis
d. period

An omission in a text is correctly punctuated using a : B. Dash. Omission is made to purposely left out a point (usually due to moral or legal issues). In order to do so, writers usually create a blank space before the next word. And to create a blank space, we need to use dash.