Although the working mother is very busy, she still _____ a lot of time to her children. [ ]

A. devotes

B. spends

C. offers

D. provides

下侧是清道光帝给参与谈判大臣所下达谕旨的部分内容，该谕旨（）

A.颁发于第二次鸦片战争期间

B.隐含着天朝上国的外交观念

C.导致中国完全沦为半殖民地

D.坚决捍卫国家领土主权完整