Which sentence does not have an error in subject and verb agreement?
a.
a grapefruit half is waiting for me on the breakfast table.
b.
glossy green leaves and brilliant sunlight has created a beautiful scene.
c.
isn't vitamins and minerals equally present in all foods?
d.
the night air, soft and cool, were blowing in through the car window.

The sentence that does not have an error in subject and verb agreement is, " A grapefruit half is waiting for me on the breakfast table." The correct answer is option A. The subject of the sentence is the word "grapefruit". The subject takes the singular form. Therefore, the verb that should be used in the sentence is also in singular form, which is the linking verb "is". 

Where's the excerpt?