Answer:
Voice over internet protocol (VoIP)
Explanation:
It is a technology that allows you to make voice calls using a broadband Internet connection instead of a regular (or analog) phone line.
VoIP services convert your voice into a digital signal that travels over the Internet. If you are calling a regular phone number, the signal is converted to a regular telephone signal before it reaches the destination. VoIP can allow you to make a call directly from a computer, a special VoIP phone, or a traditional phone connected to a special adapter. In addition, wireless "hot spots" in locations such as airports, parks, and cafes allow you to connect to the Internet and may enable you to use VoIP service wirelessly.
The residual volume can not be measured directly.
<h3>How is residual volume measured?</h3>
Residual volume is known to be measured by what we call a gas dilution test.
Note that this test often measures how the concentration of the gases in the container changes.
<h3>What is residual volume?</h3>
This is known to be the Volume of air that is left over after a FORCED EXPIRATION. Note that it is one that cannot be measured by a spirometer.
Hence, The residual volume can not be measured directly.
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Answer:
Active listening skills.
Genuine interest in others.
Flexibility.
Good judgment.
Explanation: