Here is a goal: To make a makeshift phone speaker,

Which way makes more sense to accomplish this goal?

Select from the following.
(1). Get a toilet paper roll and break it in half. Place your smartphone, speaker side down, into the tube. You can use push pins in the toilet paper roll for support..
(2). Get a toilet paper roll and make a slit on the top. Place your smartphone, speaker side down, into the tube. You can use push pins in the toilet paper roll for support..
(2).