What organizational strategy is used in the following outline? a1-a healthy lifestyle, a2-eating low -fat, low-calorie foods, a3-exercising b1- an unhealthy lifestyle, b2-eating high-fat, high-calorie food
b3- not exercising
a. simple comparison and contrast technique
b. the point-by-point technique
c. order of importance
d. problem solution

The organizational strategy that is used in the following outline is simple comparison and contrast technique.

Explanation:

The comparison and contrast technique as its name shows focuses in having two or more different things and makes direct comparisons between them and shows their differences, in this example we can see that all the numbered elements A 1-3 are for a healthy kind of life while the elements B 1-3 are the direct opposite.