Why are multiple forms of documentation used at the scene of a mysterious death (note taking, sketching, photography, or videography)? What are some potential benefits of each?

Multiple forms of documentation are used at the scene of a mysterious death, it gives the summary of the investigation at a glance.

Some of these forms of documentation are Note taking, Sketching, Photography or Videography.

NOTE TAKING; Field notes are always personal to the person that made/took them,

They are the most personal and readily available record of the crime scene search.

Field notes are the most important steps in documenting a crime scene initially.

SKETCHING; Sketching,as unimportant as it may seem has a potential benefit of complementing photograph and videos and also,crime scene sketch shows certain details about an investigation better more than a photograph.

PHOTOGRAPHY/VIDEOGRAPHY; Photographs and videos are excellent sources of evidence of a crime,they are good evidence to document a crime scene.

They can either be in the form of film or digital format.

It is always adviceable to employ digital photography/videography as it fast becoming a standard in crime scene documentation rapidly.

true, i don't really know what you're asking but from the info you provided im guessing the answer is true.