add_action( 'wp_enqueue_scripts', 'my_theme_enqueue_styles' );
function my_theme_enqueue_styles() {
    $parent_handle = 'parent-style'; 
    wp_enqueue_style( $parent_handle, get_template_directory_uri() . '/style.css' );
    wp_enqueue_style( 'child-style', get_stylesheet_uri(), array( $parent_handle ), wp_get_theme()->get('Version') );
}

function thinkup_remove_verificationjs() {
    wp_deregister_script( 'thinkupverification' );
}
add_action( 'wp_enqueue_scripts', 'thinkup_remove_verificationjs', 9999 );