" I thought I 'd make sure you were feeling all right . " Sanzo 's eyes narrowed in a frown . Hakkai 's brow furrowed slightly as he continued , watching Sanzo intently .

Question: Why would Sanzo frown in response to Hakkai making sure he felt all right ?
Answer: Hokkai may have thought it 's none of Sanzo 's business .Sanzo may have watched none of Hokkai 's business .Sanzo may have thought it 's none of Hokkai 's business .None of the above choices .