What is it called when you carefully looking at an object or process

The process when you are carefully looking at an object or process is called an observation. The object is the primary source, from which with careful and active observation information is obtained. Observation can also include usage of instruments in order to collect the data.
Other term used for observation is monitoring. 

The correct answer is amu.

1-taiga 2-desert 3-desert 4-taiga