The life of the typical college student is characterized by time spent in many different areas.

how can this thesis statement be improved?

typical college students spend their time in numerous ways and in various areas.
the life of the average college student is mostly characterized by time and work spent in many different areas.
the life of the average college student is characterized by time spent in many different areas.
the life of the typical college student is characterized by time spent studying, attending class, and socializing with peers.

In this question it is better to work through multiple-choices. Let's first define thesis statement, then work through the answers. Thesis statement shows the core idea, concept of the writing piece, precisely and concisely summarizes it. Now, working through the answers we can observe that the answer A is just a paraphrase of the given sentence. Answer B does not add to much to the given idea. Answer C is the same. Answer D is the correct one. It extends the sentence correctly by combining summarized ideas to the core idea.

1) i we aren't tired, we will go to the forest.

2) you will not see many old oak-trees, and animals will disappear if you don't care of them?

i don't understand the question.