According to the 2011 United Kingdom Census, which group is larger: Black British or British Arabs?
return the  2011 United Kingdom Census ;return the  Black British  group of #1 ;return the  British  Arabs group of #1 ;return size of #2 ;return size of #3 ;return which is the  highest of #4 ,  #5
['select', 'project', 'project', 'project', 'project', 'comparison']