Explanation:
Malnutritionin broad sense means bad nutrition.
Undernutrition is the taking in of inadequate amounts of major food substancesleadind to deficiency diseases eg. kwashiorkor.
Defecieny disease of inadequate amounts of Vitamin C include:
Sailors suffer from scurvy and body w weakness because they don't eat enough Vitamin C in other words they don't eat enough fresh fruits e.g lemon, oranges, pawpaw and green vegetables