Answer:
it is a parliamentary democracy
Explanation:
my friend's Australian
<span>Humus decreases the porosity of soil </span>
Answer:
A) have higher achievement gains in science.
Explanation:
Since the teacher allows her students to select the projects that interest them, Rod is more likely to select the project of is interest and set his own personal goal to complete and do the project.
Rod is free to make their own plans to reach the objectives of the project. This will help Rod to explore more on the project because it interests him and he will learn more on the topic and will gain more.
Thus Rod will have higher achievement gains in science.
Hence the answer is
A) have higher achievement gains in science.