Which accurately explains concave and convex lenses?

With both concave and convex lenses, placement of the object dictates which side of the lense the image will appear.
With both concave and convex lenses, placement of the object does not dictate which side of the lense the image will appear.
With concave lenses, placement of the object does not dictate which side of the lense the image will appear, but with convex lenses, they do.
With convex lenses, placement of the object does not dictate which side of the lense the image will appear, but with concave lenses, they do.

answer: 0

explanation: im   14

causes

fossil fuels burn

cities become more industrialized

human population grows worldwide

this is an example of "committed" time.

committed time, as contracted time, takes need over essential and available time since it is seen as profitable work. it alludes to the time allotted to keep up a home and family. at the point when a man is commuting using committed time this individual may feel that the drive is an obligation to family, for example, strolling youngsters to class or driving a mate to work. contracted and committed time clients may feel that their commute could really compare to the commute of important or leisure time clients on the grounds that their commute is profitable work. in this manner, they might be more disposed to pick a mechanized method of movement.  

conservation of mass

mass before something happens = mass afterwards