When Aldo Leopold Said, "The First Rule to Intelligent Tinkering

When Aldo Leopold said, "The first rule to intelligent tinkering is to save all the pieces." In terms of biodiversity he meant that we should

A) Save records of all species that have disappeared
B) Not interfere with the disappearance of species
C) Not cause species to disappear
D) Not interfere with nature
E) Aldo Leopold did not intend to have this statement applied to biodiversity