Embryological support for evolution:

Embryology is the study of the development of an organism from the fertilized egg to the adult form. Embryological evidence for evolution suggests that the development of an embryo can provide important clues about the evolutionary history of a particular organism.

Karl Ernst von Baer:

Karl Ernst von Baer was a famous biologist who lived in the 19th century. He is known for his work on embryology and comparative anatomy. He was the first to recognize the importance of embryological evidence for evolution.

Disapproval of embryological support for evolution:

Karl Ernst von Baer did not disapprove of the embryological support for evolution. In fact, he was one of the first scientists to recognize the importance of embryology in understanding evolution.

Charles Darwin:

Charles Darwin, the father of the theory of evolution, also recognized the importance of embryology in understanding evolution. In fact, he used embryological evidence to support his theory of natural selection.

Oparin and Wallace:

Oparin was a Russian biochemist who is known for his work on the origin of life. He did not disapprove of embryological support for evolution.

Alfred Wallace was a British naturalist who independently developed the theory of evolution by natural selection. He also recognized the importance of embryological evidence in supporting the theory of evolution.

Conclusion:

Therefore, the correct answer is option 'C', as Karl Ernst von Baer did not disapprove of embryological support for evolution.