This is a question with answer options. Goal: to accommodate many birds at a bird feeder

Which of the following methods is more reasonable for accomplishing this goal?

Options:
[1]. attach many different perches to the sides of the bird feeder using a hammer and nails or glue.
[2]. attach many different perches to the bottom of the bird feeder using a hammer and nails or glue....I think the answer is
[1].