Which of the following represents safe storage for photographic negatives?
a. an open tray on top of a file cabinet
b. a paper sleeve or envelope in a dark, dry container
c. a lighted area with plenty of humidity
d. a plastic box near a source of heat

option c (nickel) is not found in earth's crust. the earth's crust basically contains eight (8) elements namely: oxygen, silicon, aluminum, iron, calcium, sodium, potassium and magnesium (listed in order of abundance).

this is a experment where you actully have to do the work like go take some photos in something your interstid in

answer; i believe the correct answer is in new york,in subway stations,public murals and night clubs;