Answer:
Advantages
1. These data could improve response by helping first responders locate victims who need urgent help.
2. They are useful because updates are gotten from people who have first hand information.
Disadvantages
1. The information may not be totally accurate.
2. Such data tend to be biased
Explanation:
Crowdsourced social media data is simply the data gotten from social media based on reports made by citizens about locations and conditions of events or disasters in their community.
There are certain advantages and disadvantages when using such data in disaster response which are given above.