Answer: D. None of the answers are correct
Explanation: despite the numerous advantages that comes with large firms and businesses, however, with increasing size, various problems do come up which needs to be addressed. Some of these include a need for more managers as they become unwieldy to manage due to difficulty of coordination and control; increased operation costs as more equipments, tools and facilities are needed to meet up with production and service delivery etc. Consequently, it is very obvious that none of the options asides option D are appropriate.