The life style one is seen as leading
A theory is a conclusion that is drawn from observations and experiments, but a law provides an explanation. this is the answer strictly because within science everything can be proven wrong nothing is set in stone
No, it is unethical to use another author's ideas without crediting his or her work or literature. Failing to credit an author's work in your own work is known as plagiarism. Plagiarism has serious and sometimes even legal consequences in both educational institutions and beyond that in the corporate world and publishing industries. To avoid plagiarism and remain ethical it is best to quote ideas given by another author and clearly state the source from which you are quoting the author's work.