Final answer:
A cyst from the developing embryo's germ layer can involve the ectoderm, mesoderm, or endoderm, each giving rise to various tissues and organs. Thus, the correct answer is 'All of the above.'
Step-by-step explanation:
A cyst that is formed from the germ layer of the developing embryo can involve any of the three primary germ layers. These layers are ectoderm, endoderm, and mesoderm. Each is responsible for the development of specific tissues and organs within the growing embryo.
The ectoderm primarily gives rise to the nervous system and epidermis, the mesoderm to muscles and connective tissues, and the endoderm to the digestive system and internal organs such as the lungs, liver, and pancreas. Therefore, the answer to the question is 4) All of the above.