D. fruits,vegetables, and grains
Answer:
In order to accurately evaluate progress in a flexibility workout regimen, it is important to establish a baseline level of flexibility and then to track progress during the regimen from that starting point. A baseline establishes where an individual is before starting a program; without a baseline, it would be difficult to know how much progress has been made as a result of the workout regimen. Tracking progress during a regimen is important because that information establishes the effectiveness of the regimen.
Answer:
Explanation:Mucus membrane
Natural antibiotic(s)
Immune system
White blood cells
Leukocytes
Lymphatic system
Antigen
Phagocyte
Lymphocyte
T-cells
B-cells
Antibody/antibodies
Fever
Communicable disease
Infection
Pathogen
Skin ( as a protective barrier)
vaccine/vaccination
Stomach
First line of defense
Second line of defense
Third line of defense
The Answer to your question is B that person Is right.