Which statement characterizes fat replacements? a. the use of sugars and proteins as fat replacers results in higher-kcal products. b. trans-fats are much less harmful than cis-fats. c. since it is not absorbed, olestra does not affect the absorption of nutrients. d. unlike a triglyceride, an olestra molecule does not contain fatty acids. e. the vitamins added to olestra are dietarily insignificant.