18. Given the following four lines, pick the true statement. Convert Line 1: 3v = 4x + 3
Line 2: 4y = 3x - 4
Line 3: 3x + 4y = 8
Line 4: 4x + 3y = -6
A. Lines 1 and 4 are parallel
C. Lines 2 and 4 are perpendicular
B. Lines 2 and 3 are parallel
D. Lines 1 and 2 are perpendicular​

Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 25002500 grams and a standard deviation of 800800 grams while babies born after a gestation period of 40 weeks have a mean weight of 27002700 grams and a standard deviation of 385385 grams. if a 3232-week gestation period baby weighs 21252125 grams and a 4040-week gestation period baby weighs 23252325 grams, find the corresponding z-scores. which baby weighs lessless relative to the gestation period?