In the introduction to the documentary, what differences are revealed between food produced
in the past and food produced today?

The best way to get vitamins and minerals is to  a.  eat more fruits than vegetables.    b.  drink as much fruit juice as possible.    c.  take vitamin supplements.    d.  eat a balanced diet.

Used primarily for thickening sauces and soups, a (paste/roux/stock) is made from a (1: 2/2: 1/1: 1) fat and flour.

Using a muscle's full range of motion will result in which of the following? a. muscle imbalance b. increased strength to the entire muscle c. the muscle not being strengthened d. reduced joint flexibility