Climate change is usually negative because if it dramatic it could kill most of species.
It's 4. just took it, that's 1000% the right answer. that other person stinks for that non-answer, sorry. hope this helps.
ps. if it's not obvious, you figure it out by taking the hypotenuse (120) and putting it over the height (30). 120/30 is pretty simple division.
Mutuaism
because they both benift from each other
Approx. 27 years i really hope this helped!!
