Charles C. is a 65-year-old executive who is very overweight and has recently been diagnosed with high blood pressure. He has set a goal to lower his intake of fat and sodium and to increase his intake of calcium- and potassium-rich foods. Mr. C. has met a friend for lunch at his favorite restaurant, which offers pizza, salads, soups, and sandwiches.

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).

answer: b

coz red blood cells marrow and circulates the body for 120 days.