下列哪项法律关系是民事诉讼法律关系（）

A.原告与其代理人之间的法律关系

B.证人与被告之间的法律关系

C.原告律师与被告律师之间的法律关系

D.人民法院与指定的鉴定人之间的法律关系

The lifeboats on your vessel are stowed on cradles on deck and are handled by sheath-screw boom davits. Which of the following statements about launching a boat is TRUE?（）

A.The boat should be hoisted a few inches clear of the cradle before cranking out the davits

B.The inboard gripes should be cast off before the outboard gripes

C.The outboard section of the cradle must be released

D.The tricing pendants will automatically bring the boat alongside at the embarkation deck