<?php if( get_field('great_repeater') ): ?>
<?php while( has_sub_field('great_repeater') ): ?>
<?php
$select = get_sub_field('sub_field_1');
?>
<?php foreach( $select['choices'] as $k => $v ): ?>
ifelse
<?php endforeach; ?>
<?php endwhile; ?>
<?php endif; ?>
