Final answer:
The main problem facing the SAME food company is competition from firms with better or cheaper products, which can lead to reduced profits and potential business closure. It is important for the company to find strategies to stay competitive and ensure profitability.
Step-by-step explanation:
The main problem facing the SEM food company is competition from firms with better or cheaper products, which can reduce the company's profits and even drive it out of business. This can also result in workers losing their income or jobs. In the market of perfectly competitive firms, businesses that consistently cannot make money will eventually 'exit' the market. Therefore, the main challenge for the SME food company is to find ways to compete effectively against other firms to ensure profitability and sustainability.