求助，请各位大侠帮忙解一下题~~

renprincerswe

if p and q are different point in a plane,the set of all points in this plane that are closer to p than to q is

a)the region of the plane on one side of a line
b)the interior of a square
c)a wedge-shaped region of the plane
d)the region of the plane bounded by a parabola
e)the interior of a circle

DXDWSY

我觉得应该是两点连线作垂线，然后p点在的那个区域，这几个答案我再研究看看。。。 不懂

polaris16251

弱弱问一句~是选A吗？~在一个平面有pq两点，问距离p比距离q近的所有点的集合。
就是把pq连线，再作其中垂线，这条线一边的所有点都满足条件。

wintertrain

对的，应该是A

ShirleyWong

我觉得是A呀~~~~~~~~~