根据下列对话选择正确的图片。

( ) 1. — Where is my cat?  — Oh, it's near the chair.

( ) 2. — Where is the apple?  — It's on the desk.

在同一方向水平角观测时，若盘左读数为90°13’00"，则盘右读数应为180°13’00"。( )