We don’t always learn the effects of an action right away. Read the following story.

Brianna had always wanted a house by the sea. She loved how the ocean’s salt made her skin feel soft and how the changing tides kept some animals alive. She finally found a spot near the beach, a few feet from the dunes. It was a perfect location. In the summer, she learned, the warm water attracted dolphins just off the coast. She and her family built a small stone cottage there. After many years, the stone walls of her house began to crumble from the sea spray, and Brianna’s house began to sink back into the sand.

Which effect of the ocean does Brianna learn about after she builds her house?

A
that the ocean spray has made her house crumble

B
that the ocean’s salt makes her skin feel soft

C
that the changing tide keeps some animals alive

D
that the ocean’s warm water attracts dolphins in the summer heat