Please answer these it’s life skills home and economics

In a study of a weight loss program, 40 subjects lost a mean of 3.0 lb after 12 months. does the weight loss program have practical significance? a. yes, because the weight loss program worked and the subjects lost a mean of 3.0 lb. b. no, because the mean weight loss of 3.0 lb after one year does not seem to justify the program. c. no, because the sample of 40 subjects was too small to determine if the program was useful. d. yes, because the mean weight loss of 3.0 lb after one year does seems to justify the program.

Ais a person who demonstrates effective communciation, self-directed learning, critical thinking, and responsible citizenship

True or false: determining the source and motive of an ad for a health product will you decide whether the ad is a reliable source of health information.