Final answer:
Advances in communication technology have led to both positive and negative effects, enhancing global trade and cultural sharing while also contributing to cultural homogenization and environmental pollution. The correct option is d.
Step-by-step explanation:
The author of the passage states that the advances in communication technology have led to positive as well as negative effects.
The advent of communication, transportation, and supply chain integration has created an interconnected world that has fostered cultural sharing and eased global trade, which can be considered positive developments.
However, this global interconnectedness has also contributed to the loss of local cultures and increased pollution related to transportation, which are negative consequences. The correct option is d.