Historically, african elephants have had large ivory tusks. for many years, poachers (illegal hunters) have been killing elephants that have large tusks so they could sell the ivory, which is valuable. now many african elephants have small tusks or do not develop tusks at all. which of the following is true?

the trait of tusk size in elephants has changed over time.

poaching has had no effect on the size of elephant tusks.

elephants without tusks are more likely to be hunted than elephants with large tusks.

elephants without tusks cannot reproduce.

burning fossil fouls really decrease the carbon in the atmosphere so b

answer;

c. a tree whose roots are surrounded by wet sand.

explanation;

water stress is an important factor limiting the growth and productivity of forests.water stress is the most often cited cause of poor survival and growth of woody landscape plants.

-insufficient soil moisture is the most common form of water stress, but excess moisture that leads to poor soil aeration (hypoxia) can also result in reduced plant vitality. a tree whose roots are surrounded by wet sand would be least likely to experience water stress.