How to add numders and 28 +9=34 and

Aperson who doesn't have enough calcium in his or her diet is at risk for developing bones that are weak and break easily. this condition is known as  a.  osteoporosis.    b.  crohn's disease.    c.  celiac disease.    d.  hemophilia.

Who is considered the father of modern behavioralism? a fred b jung simmer pavlov

Having health insurance means that a family cannot go bankrupt due to medical expenses. true or false?