He only says, " Good fences make good neighbors." Spring is the mischief in me, and wonder: If I could put a notion in his head: " Why do they make good neighbors? Isn't it Where there are cows? But here there are no cows." Before I built a wall I'd ask to know What I was walling in or walling out, And to whom I was like to give offense. Which theme does this excerpt from the poem "Mending Wall" express? ( 1 point)

Walls can serve to keep things out as well as keep things in. Walls are only used to keep animals in a confined area. Everyone agrees that walls are useful. All good neighbors agree with one another.

Walls can serve to keep things out as well as keep things in.