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In general, the larger the animal, the longer the length of pregnancy (also called gestation period). For the horse, for example, the gestation period varies roughly according to a normal distribution with a mean of 336 days and a standard deviation of 3 days. Please answer the following according to the Standard Deviation Rule. A) Almost all (99.7%) horse pregnancies fall within what range of days? days to days B) What percentage of horse pregnancies last longer than 339days? C) What Percentage of horse pregnancies are shorter than 342 days? D) 50% of horse pregnancies are longer than how many days