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 ## 🚀 Challenge
 
 ## Introduction
+Let’s start this lesson by defining what is means to communicate. **To communicate is to convey or exchange information.** Information can be ideas, thoughts, feelings, messages, covert signals, data – anything that a **_sender_** (someone sending information) wants a **_receiver_** (someone receiving information) to understand. In this lesson, we will refer to senders as  communicators, and receivers as the audience. 
 
 ### What is Communication?