In which sentence do the subject and verb agree? A. Vitamins and minerals isn't equally present in all foods.
B. A half of a grapefruit is waiting for me on the breakfast table.
C. Glossy green leaves and brilliant sunlight has created a beautiful scene.
D. The night air, soft and cool, were blowing in through the car window.

Answer is in the photo. I can only upload it to a file hosting service. link below!

cutt.ly/rzNrBcz

B)A half of a grapefruit is waiting for me on the breakfast table.

Explanation:

Were blowing is meant for plurals. Air is singular. A is not the answer.

B is the answer. half and grapefruit are both singular. is waiting is singular.

C Vitamins and minerals are not in all foods. And makes the subject plural.

D See the answer for C. D is the hardest question of all. It sounds right, but the rules of grammar have been disobeyed. Leaves are plural.

i think that will have something to do with the mississippi river but google will know the full answer for sure