Question.4. a pattern of being late for work or for appointments is usually a. a habit learned early, which is nearly impossible to break. b. a bad habit that can be changed with a little work. c. directly related to one's personality type. d. the result of unrealistic self-confidence.

humans are now responsible for causing changes in the environment that hurt animals and plant species. we take up more space on earth for our homes and cities. we pollute habitats. human activity often changes or destroys the habitats that plants and animals need to survive.

primary succession begins with a bare rock and ends with a forest secondary succession begins after a natural disaster where there is a temporary setback after a forest fire or local destruction, but the surrounding area can fill in