The use of jargon. ...Emotional barriers and taboos. ...Lack of attention, interest, distractions, or irrelevance to the receiver. ...Differences in perception and viewpoint.Physical disabilities such as hearing problems or speech difficulties.
This is FALSE, because banning candles with lead cores would be an effective way to prevent lead poisoning. Other things that can be done to prevent lead poisoning are banning stuffs like lead glazing on ceramic dishes, and the use of lead solder. It would also be effective to phase out waste incineration.
However, banning the use of led pencils in schools <span>would be ineffective to prevent lead poisoning.</span>
Answer: 1000 is the answer
Explanation: