a. Methods of Communication:

1. Verbal Communication
2. Non-Verbal Communication
3. Written Communication
4. Visual Communication
5. Electronic Communication

Benefits of Using E-mail:

1. Speed: E-mail allows for rapid communication compared to traditional mail.
2. Cost-Effective: Sending e-mails is generally cheaper than making phone calls or sending physical mail.
3. Convenience: E-mails can be sent and received at any time and from anywhere with internet access.
4. Documentation: E-mails provide a written record of communications that can be referenced later.
5. Multi-Recipient Capability: E-mails can be sent to multiple recipients simultaneously, facilitating group communication.

b. Advantages of Video Conferencing:

1. Real-Time Communication: Enables immediate interaction and discussions, improving collaboration.
2. Cost Savings: Reduces travel costs and time associated with in-person meetings.
3. Flexibility: Participants can join meetings from different locations, enhancing convenience.
4. Increased Engagement: Visual interaction can lead to higher engagement levels among participants.
5. Record Keeping: Meetings can often be recorded for future reference.

Disadvantages of Video Conferencing:

1. Technical Issues: Connectivity problems or equipment failures can disrupt meetings.
2. Security Risks: Potential for hacking or unauthorized access to sensitive discussions.
3. Limited Non-Verbal Cues: Less effective in conveying body language and facial expressions compared to in-person meetings.
4. Fatigue: Extended video calls can lead to digital fatigue among participants.
5. Different Time Zones: Scheduling can be challenging when participants are in various time zones.