I'm planning to hold a party in the open air, but I can make no guarantees because

it         _           the weather. [ ]

A. links with                    

B. depends on  

C. connects to                    

D. decides on

早期乳腺癌保乳手术的适应症错误的是（）。

A.乳腺单发病灶，最大径≤3cm

B.乳腺病灶＞5cm

C.乳腺与肿瘤相比要有足够大小，行肿瘤切除术后乳腺外形无明显畸形

D.无胶原性疾病

E.病人愿意接受保乳术治疗