The National Egg Association has been promoting the benefits of eggs for many years. It aims to educate customers about the nutritional values of eggs through ads which are aired in several states. It is making use of

Education-based marketing

Explanation:

Education-based marketing unlike traditional marketing which is done through selling-based messages, are done by sharing important information and facts that help customers make a good buying decision.

Education-based marketing is the sharing of knowledge with the purpose of building trust. It is a strategy that establishes credibility and trust with your customers by using educational messages particularly on the benefits they stand to gain by  using a product or service.

b. take periodic breaks and alternate between tasks.  

will increase work efficiency, and avoid health issues.

prokaryotic cells do not contain a nucleus or any other membrane-bound organelle. eukaryotic cells contain membrane-bound organelles, including a nucleus. so i belive the answer is a : p hope it