Final answer:
Both Jewish and Muslim consumers are restricted from eating pork by their religious dietary laws, which include kashrut in Judaism and the concept of haram in Islam.
Step-by-step explanation:
The individuals who cannot eat pork according to religious dietary restrictions are Jewish and Muslim consumers. In Judaism, the laws of kashrut forbid the consumption of pork or shellfish and require that food be properly prepared, including ritual slaughter for animals, as part of their religious practice. Similarly, in Islam, pork is also prohibited as it is considered haram, meaning forbidden or unlawful, according to Islamic law. Therefore, the answer is a) Jewish and Muslim consumers.