Enviromental because it has to do with pollution.
The answer is <span>There are few or no changes that occur during adulthood
According to the traditional view, Human's development is complete as soon as we enter adulthood, both physically and mentally.
But recent studies show that even after entering adulthood, we still experience many developments in both through experience, relationship with other people, diet, etc.</span>
I agree with the speaker that the ability to learn is not fixed and can change with your effort because the more you persevere to know, the more knowledge you will gain and acquire. Moreover, the more we sharpen our brain, it will get more information that we need and we can use it in our way of life especially in our decision-making.
First one is B) defecation
Second one is A) feces
Yw
Genetics are carried in chromosomes which are located in the nucleus which the parents pass on to the offspring after sexual reproduction <span />