There's a lot of threads similar like this and for sure you can't get that merits if you keep asking this question without doing any research so its best for starter like you to research first before asking some obvious question. This could make you a little smarter to ask more important question rather than asking on how to earn a merit which is already been ask by other and now its up for you to read so you can learn from the words posted by people in this forum.

Imagine you are here for a year but still you didn't learn anything so much better if you put some effort to research since this is more helpful to you rather than being lazy around or try to seek those people who will spoon feed you with the information's you want to know.