There is no options to choose from
Lymph vessels act as reservoirs for plasma and other substances including cells that have leaked from the vascular system and transport lymph fluid back from the tissues to the circulatory system.
B.) Raw meat can DEFINITELY infect a child with e. coli. Haven't heard about the apple juice though.
if in doubt try, D.)
Calcium rich food will be most beneficial to prevent osteoporosis. For eg, milk, cheese, cereal, soybean, spinach etc.