Question

The main reason Dorothy might use a success strategy is to _____.

increase her resting metabolic rate
change her type of exercise activity
modify her goals
overcome an obstacle

Answer 1

The main reason Dorothy might use a success strategy is to overcome an obstacle. In my opinion it's the most suitable option from given above.

Answer 2

The answer is: overcome an obstacle.

Success strategy refers to a series of plan that we can take in order to realize our personal goals. These series of plans could always include the potential measures that we should take in order to handle the obstacles that become a hindrance to our goal (the measures should include both expected and unexpected obstacles)