Discord.py select menus

import discord
from discord.ext import commands

client = commands.Bot(command_prefix="!", intents=discord.Intents.default())
tree = client.tree

@client.event
async def on_ready():
    print(f"Logged in as {client.user}")
    synced = await tree.sync()
    print(f"Synced {len(synced)} Command(s).")

class Dropdown(discord.ui.Select):
    def __init__(self):
        options = [
            discord.SelectOption(label="Select 1", description="First Select Option"),
            discord.SelectOption(label="Select 2", description="Second Select Option"),
            discord.SelectOption(label="Select 3", description="Third Select Option"),
            discord.SelectOption(label="Select 4", description="Fourth Select Option"),
            discord.SelectOption(label="Select 5", description="Fifth Select Option"),
        ]
        super().__init__(placeholder="Select an element", min_values=2, max_values=3, options=options)

    async def callback(self, interaction: discord.Interaction):
        elements = ",".join(x for x in self.values)
        await interaction.response.send_message(f"You chose {elements}")

class DropdownView(discord.ui.View):
    def __init__(self):
        super().__init__()
        self.add_item(Dropdown())


@tree.command(name="select")
async def _select(interaction: discord.Interaction):
    await interaction.response.send_message(view=DropdownView())


client.run("TOKEN")