In which of the following cases are bureaucratic costs likely to be lowest?a. A vertically integrated company with five divisions that pursues full integrationb. A company with five divisions that pursues related diversification based on economies of scopec. A company with five divisions that pursues related diversification based on transferring competenciesd. A company with five divisions that pursues unrelated diversification based on acquisitions and restructuringe. A company with twenty divisions that pursues taper integration