The greatest risk of forming birth defects and miscarriage occur in the fetal stage

Birth defects can occur during any stage of pregnancy. most birth defects occur in the first 3 months of pregnancy, when the organs of the baby are forming. this is a very important stage of development. however, some birth defects occur later in pregnancy. during the last six months of pregnancy, the tissues and organs continue to grow and develop.

C= syphilis would be the answer

This is first hand knowledge, top-level athletes, successful business people and achievers in all fields all  set goals. setting  goals  gives you long-term vision and short-term motivation . it focuses your acquisition of knowledge, and you to organize your time and your resources so that you can make the very most of your life.