Early humans primarily used speaking as their initial method of communication.

Importance of Communication
Communication is essential for humans to convey their thoughts, feelings, and needs to others. It allows for the sharing of information, coordination of activities, and building social connections. Early humans needed to communicate effectively to survive and thrive in their environments.

Speaking as the Initial Method of Communication
Speaking was the initial method of communication used by early humans because it allowed for immediate and direct interaction between individuals. Through spoken language, early humans could convey information, express emotions, and coordinate tasks.

Advantages of Speaking as a Communication Method
Speaking offered several advantages as a communication method for early humans:

1. Immediate Interaction: Speaking allowed for real-time communication, enabling quick responses and immediate clarification. It facilitated effective communication in social groups and allowed for the transfer of knowledge and cultural practices.

2. Expressiveness: Speaking provided a means for early humans to express a wide range of emotions, from joy and excitement to fear and warning. The use of tone, pitch, and volume allowed for the conveyance of additional meaning and emphasis.

3. Complexity: Speaking allowed for the exchange of complex ideas and concepts. With spoken language, early humans could discuss plans, share stories, and convey abstract thoughts, enabling the development of culture, technology, and societal structures.

4. Adaptability: Speaking was a flexible method of communication that could adapt to various contexts and situations. Early humans could adjust their speech based on the audience, environment, and purpose of communication.

Development of Other Communication Methods
While speaking was the initial method of communication, early humans also developed and utilized other forms of communication over time, including:

1. Writing: As societies became more complex, writing systems were developed to record information, preserve knowledge, and communicate across time and space.

2. Drawing: Early humans used drawings and symbols to convey information and tell stories. These visual representations were often used in cave paintings and rock art.

3. Sign Language: In situations where spoken language was not practical or accessible, early humans likely used sign language to communicate with gestures and movements.

In Conclusion
Speaking was the initial method of communication used by early humans. It provided immediate interaction, expressiveness, complexity, and adaptability. While other forms of communication such as writing, drawing, and sign language were later developed, speaking remained fundamental and essential for human communication.