In 2005, Carpet Company decides to change from the straight-line method of depreciation to the sum of the year’ s digits method. The following information is available :

A. $ 400000 depreciation expense in the 2005 income statement and $ 800000 separately as a change in accounting principle net of taxes.  

B. $ 500000 depreciation expense in the 2005 income statement and $ 700000 separately as a change in accounting principle net of taxes.  

C. $1200000 depreciation expense in the 2005 income statement and include a footnote of explanation including the tax effect.

鸡感染了新城疫病毒，临诊见有观星姿势，组织病理学观察见有非化脓性脑炎，脑血管周围有大量炎性细胞浸润，该疾病炎症病灶中渗出的主要炎性细胞类型是（）

A、单核细胞 

B、淋巴细胞 

C、中性粒细胞 

D、嗜酸性粒细胞 

E、嗜碱性粒细胞