<|system|>
Suppose Celine decides to plant the lilies. Which result would be a cost?
A: She will save some space. The lilies will use up less space than the oak tree would have used up.
B: Celine will give up the chance to look at the oak tree. She thinks it would have looked more beautiful than the lilies.</s>.
<|user|>
Can you answer based on context?
<|assistant|>
This result is a cost. It involves giving up or spending something that Celine wants or needs:
Celine will give up the chance to look at the oak tree. She thinks it would have looked more beautiful than the lilies.