How does the oxymoron "kindly floods" affect the meaning of this sentence?

In April, the kindly floods of the desert springtime led to a glorious explosion of colorful wildflowers.
a)It paints a picture of sparkling, joyful color blossoming across the land.

b)It shows that different people can have different interpretations of the same phenomenon.

c)It illustrates the idea that the barren desert can become a scene of great beauty.

d)It suggests that although floods are generally dangerous and unwelcome, these floods increase nature's bounty.