Read the following context and choose the best option to answer the question.
Context: My husband thought it looked like waves , so I guess that is the pattern!Now to the life . It is spring in Virginia and my garden is starting to bloom . And the house finches nested behind the light on our front porch . These three fledged the next day , which is n't surprising given the amount of room they have .
Question: What is the reason the flowers are blooming ?
Options: 
A. It is spring .
B. Bees carried pollen .
C. I used lots of fertilizer .
D. I planted bulbs .


A