Q3) A young engineer wanted to start his own business for service sector. For this aim, he started to examine the opportunities and weaknesses of doing this business considering the market potential and his investment amount. He made a detailed SWOT analysis. He checked the potential effects of external environment. He found so many challenges but the most important one is that the other companies in the sector changes or updates his machines regularly in order to increase the production amount. Therefore he has to keep up these changes. In this case, the main concern for him is ............................... components of external environment. What are the components of external environment? Explain them briefly?