急求解释排列对比

熊猫人

There is no consensus on what role, if any,is played by acid rain in slowing the growth or damaging forests in the eastern United States.
A Slowing the growth or damaging
B the damage or the slowing of the growth of
C the damage to or the slowness of the growth of
D damaged or slowed growth of
E Damaging or slowing the growth of
正确答案是E,D哪里错了，也是OR前后对称啊

In Theory, international civil servants at the United Nations are prohibited from continuing to draw salaries from their own governments;in practice,however,some governments merely substitute living allowance for their employees’ paychecks, assigned by them to the United Nations.
A for their employees’ paychecks, assigned by them
B for the paychecks of their employees who have been assigned
C for the paychecks of their employees,having been assigned
D in place of their employees’ paychecks, for those of them assigned
E in place of the paychecks of their employees to have been assigned by them
答案为B， 问什么A选型THEM指代不清，THEM这里不应该指代governments吗？另外ASSIGNED过去分词必须是就近修饰吗？

Margaret courtney-clarke has traveled to remote dwelling in the Transvaal to photograph the art of Ndebele women, whose murals are brilliantly colored, their geometrical symmetries embellished with old and new iconography and in a style that varies from woman to woman and house to house.
A whose murals are brilliantly colored, their geometrical symmetries embellished with old and new iconography and in a style that varies from woman to woman and house to house.
B whose murals are brilliantly colored, their geometrical symmetries are embellished with old and new iconography, and their style is varying among women and houses.
C whose murals are brilliantly colored, their geometrical symmetries are embellished with old and new iconography, and they are in styles that vary from woman to woman and house to house.
答案是A，但是不明白为什么C不对，不能排列吗？