Choose the word or phrase among A, B, C or D that best fits the blank space in the following passage.

No matter who we are or where we are from, we only have 24 hours each day to get things done. Some people seem to make the most (1) ____ their time, using it to achieve their goals and dreams. Others feel that life is passing them by and they aren't (2) ____ anything. If you are in the latter group, it is not too late to turn things around. By implementing a few simple hacks, you can start getting better results very quickly.

If you want to become more productive, it pays to learn about the Pareto (3) ____ (which is also known as the 80-20 rule). It states that for most tasks, 80 percent of the results we get come from 20 percent of the work we do. For example, 80 percent of the company sales usually come from 20 percent of customers. Therefore, the trick is to focus your (4) ____ on the key 20 percent of actions that truly matter to greatly improve your results.

In some cases, people may be busy from morning to night but still seem to get nothing done. In this (5) ____, the problem might be that clear goals haven't been set. To fix this, set some time aside to list the things you want to achieve in life. Then, select the top three or four that you want to focus on for the next year. Look at your goals every night before bedtime and ask yourself what are the next (6) ____ to accomplish each day. Then, promise yourself that you will finish these tasks no matter how busy you get. If possible try completing the tasks first thing in the morning so you are (7) ____ of success.

Another common mistake regarding productivity is not considering our (8) ____ levels. If we try to work around the clock, we will eventually get tired and quit. Everyone needs time to sleep, eat, (9) ____ with friends, and unwind from the stress of the day. To make sure you don't burn out, be sure to schedule some time for breaks and fun activities into your (10) ____ every day. Finally, no matter how difficult your goals may seem, remember the old saying that "a journey of a thousand miles begins with a single step".

Therefore, the trick is to focus your (4) ____ on the key 20 percent of actions that truly matter to greatly improve your results.