下列哪些屬于優(yōu)勢(shì)談判技巧() (1)不開(kāi)先例 (2)價(jià)格陷阱 (3)先苦后甜 (4)規(guī)定期限 (5)最后出價(jià) (6)故布疑陣
A. (1)(3)(4)(6) B. (1)(2)(3)(4)(5)(6) C. (2)(3)(4)(5) D. (2)(5)(6)