5. Expulsion of placenta should be within-
(A) 2 - 3 hr (B) 4 - 8 hr
(C) 6 - 8 hr (D) 10 - 12 hr

9. technology can bring both good and bad things. building a vertical farm can increase food supplies in cities (good), but it may cause unemployment in rural areas (bad). give another example of both the good and bad sides of a technological advancement (5 noints)