Context: Owen is deciding whether to plant daffodils or an elm tree in his backyard. He wants to make his backyard more beautiful. But he also wants to leave space for doing fun things.
Suppose Owen decides to plant the daffodils. Which result would be a cost?
A. He will save some space. The daffodils will use up less space than the elm tree would have used up.
B. Owen will give up the chance to look at the elm tree. He thinks it would have looked more beautiful than the daffodils.
From the given choices, pick the correct answer and respond by indicating the letter of the correct option.

B