register the id of a dropdown array in PHP Laravel 8 livewire with components?

Using Laravel 8 + Livewire: can’t record id of many drop down list in component
[my form blade][1]

<form class="form-horizontal" wire:submit.prevent="storePrecio">
        @csrf
        @foreach ($product->attributeValues->unique('product_attribute_id') as $av)
        <div class="form-group">
          <label class="col-md-4 control-label">{{ $av->productAttribute->name }} :</label>
            <div class="col-md-4">
              <select class="form-control" style="width: 200px;" wire:model="combination">
              @foreach ($av->productAttribute->attributeValues->where('product_id', $product->id) as $pav)
               <option value="{{ $pav->id }}">{{ $pav->value }}</option>
              @endforeach
              </select>
           </div>
      </div>

@endforeach

[1]: https://i.stack.imgur.com/5C0wO.jpg