What are 'displacement activities'?

Which of the following statements is/are true?

 i)You should not worry about things you cannot change.

ii)You should always set yourself unachievable targets so that you are always striving as hard as possible.

When delegating tasks, it is generally a good idea:

Employers are likely to evaluate new hires' time management skills based on which of the following?

The best time to make a plan for a new task is:

Which would be the best atmosphere at the workplace to increase productivity?

What do you do when someone else is late and preventing you from accomplishing your tasks?