Final answer:
When a language barrier exists, additional resources such as interpreters, language learning tools, and online platforms can help facilitate communication.
Step-by-step explanation:
When a language barrier exists, there are several additional resources that can be used to facilitate communication. One option is to use an interpreter or translator who can help translate spoken or written communication between parties. Another resource is language learning tools and apps, which can help individuals learn basic phrases and vocabulary in different languages. Additionally, there are online language learning platforms and language exchange programs that connect people who want to learn each other's languages.