Which sentence has no errors in capitalization?

A.

Some states celebrated lincoln's birthday, but it was never an official Federal holiday.

B.

The holiday is now celebrated on the third monday in February.

C.

Another national holiday in America is president's day.

D.

President's Day originated in the 1880s to celebrate George Washington's birthday.

D. is the sentence with no errors in capitalization.

The problems with A. is that Lincoln is a name and needs to be capitalized and federal is not a name or month or special place.

B. has one problem is that Monday needs to be capitalized since it is a day.

C. has the problem of President's day needing to be capitalized because it is a holiday.