Answer:
Tobacco. Smoking during pregnancy increases the risk of health problems for developing babies, including preterm birth, low birth weight, and birth defects of the mouth and lip. Nicotine is a health danger for pregnant women and developing babies and can damage a developing baby's brain and lungs. This could really harm the baby.
The reason why ethics differs when we're talking about people, companies, nations is that all of these have interests which may differ. What happens then with differing interests is that it also lead to different moral and value systems which again in turn lead to different ethics. Most usually, the actual source why ethics differ is either due to the interests or wishes of a particular social group mentioned here.
Honest communication improve relationships by HELPING PEOPLE TO TRUST ONE ANOTHER.
Communication is a very important key in our relationship with others, we have to open up and express our emotions always because others can not read our minds. Been honest in our communication help us to tell our friends and partners all that they need to know about us. In this way we prevent hurting them by keeping vital secrets away from them and this ultimately increases the the trust that they have in us.
Nyree is simply talking as she is not able to communicate