The answer is definitely that the provider’s success claims seem too good to be true.
Your answer would be depressants. Such as alcohol.
FITT principle: Frequency, Intensity, Time, and Type.
They can increase their exercise from 3 days per week to 5 days per week. They can aim for a further distance during their exercise. They can increase the daily time from 20 minutes into 40 minutes. They can change the exercise from jogging to running.
I will have to go with D because one pound is 3500 so if you reduce 3500 you can lose a pound
They share family characteristics, such as praying before a meal or bed