The most immediately apparent form of environmental “pollution”

The most immediately apparent form of environmental “pollution” is ______ rather than physical.
A、ecological
B、aesthetic
C、psychological
D、cultural
【正确答案】：A
【题目解析】：A. ecological（生态的）：指与生物及其环境之间的相互关系有关的，或者与生态系统的平衡和健康状态相关的。