<span>B.punctuation and grammatical errors<span /></span>
<span>A. He lists his personal involvement in climate change work.</span>
Answer:
In a paragraph
Explanation:
A mobile phone is a voice communication device that is not permanently attached to a telephone network by a physical connection. It uses radio signals to connect to another device to provide the connection to a telephone network. Various radio protocols are used such as DECT, WI-FI, Bluetooth, GSM, GPS, etc.
