Kukhuliswa kuphi iningi lama-apula?
I - United States ingumkhiqizi wama - apula wesibili ngobukhulu emhlabeni, ilandela iChina. Ukukhiqizwa kwe-U.S. kulandelwa iPoland, i-Italy neFrance. I - United States ikhiqiza izinhlobo ezingaba ngu - 200 zama - apula.