This is a question that simply can't be answered easily on the Internet. It appears that this question has come directly from academia, and in order to get an answer for the question then you are going to have to seek information from sources within your academia. No doubt this is from University, so we'll talk about your University course. When you started at the institution you will have been given a number of references and sources, in order to get information to help you with your work. You will also have been given a number of titles of textbooks that would have fit in with your course.
When you search for information on the Internet, you will of course be given thousands of results. You will be given access to websites that provide incredible amounts of information, but you can never be sure that the information you receive is necessarily relevant to your course. Despite how much information you may be provided to answer this question, you never know to what extent of the amount of information you'll need to provide. You may provide too much, and you never know, you may provide too little. It's all down to you to get the correct amount of information from the correct sources. You won't get anything that can truly answer the question to the right extent by using the Internet.
Don't be afraid to talk to your teachers, either. Your teachers and tutors are there to ensure that you receive the right level of help and to ensure that you know what you need to do when it comes to answering questions like this. Tell them you have a problem and they'll be more than happy to help you overcome that problem.
When you search for information on the Internet, you will of course be given thousands of results. You will be given access to websites that provide incredible amounts of information, but you can never be sure that the information you receive is necessarily relevant to your course. Despite how much information you may be provided to answer this question, you never know to what extent of the amount of information you'll need to provide. You may provide too much, and you never know, you may provide too little. It's all down to you to get the correct amount of information from the correct sources. You won't get anything that can truly answer the question to the right extent by using the Internet.
Don't be afraid to talk to your teachers, either. Your teachers and tutors are there to ensure that you receive the right level of help and to ensure that you know what you need to do when it comes to answering questions like this. Tell them you have a problem and they'll be more than happy to help you overcome that problem.