Help with these too plz,everyone?

1.Which of the following would be used by the archeologist as evidences of the human past as opposed to those evidences used by the historian?


a.letters


b.journals


c.artifacts


d.maps


e.contextual clues like building walls or fire stains


2.Which of the following would be considered "high-tech" methods used for locating archaeological sites?


a.soil penetrating radar


b.aerial photography


c.soil-resistivity tests


d.magnetic surveys


3.Excavation of a site can be done as many times as is necessary to get the information needed by the archaeologist.


True


False


4. In an effort to preserve the finds at an archaeological dig site the archaeologist employs several methods. Which of the following is NOT one of the methods?


a.Survey the entire site before beginning.


b.Map entire site on a coordinate grid.


c. Meticulously measure the mass of all the soil removed from the excavation site.


d.reference the location of all artifacts and features as they are discovered.

Help with these too plz,everyone?
This isn't engineering related.
Reply:My opinionns are as follows:


#1; c) artifacts the others are more associated with "modern"man





#2) I'd say they're all relatively new, perhaps a %26amp; c would be considered "high tech"





#3) False





#4) c is over kill; others are reasonable