Which error must be corrected to follow MLA guidelines? Book titles should be followed by commas.
Dates of publication should be introduced by colons.
Book titles should be italicized.
Dates of publication should include days and months.

Option  C

(C) Book titles should be italicized.

Explanation:

Which error must be corrected to follow MLA guidelines?  

(A) Book titles should be followed by commas.

(B) Dates of publication should be introduced by colons.

(C) Book titles should be italicized.  <+

(D) Dates of publication should include days and months.