由红点与蓝点组成的16行与16列的正方形点阵中，相邻同色两点用与点同色的线段连接，相邻异色两点均用黄色的线段连接．已知共有133个红点，其中32个点在方阵的边界上，2个点在方阵的角上．若共有196条黄色线段，试问应有______条蓝色线段．

—They say there's a new restaurant nearby.

—Yes, and it ____ for no more than a week.       [ ]

A. has been open

B. opens

C. is opening

D. is opened