Its <u><em>valid</em></u>
VALID is something that is very logical and makes sense in the topic situation
The answer is therefore <u><em>VALID</em></u>
Answer:
The best follow-up question to make in this case would be: what has been done to change the signaling systems to locate the origin of a fire, especially so that the firefighters can get to it without depending on information given by a person.
Explanation:
Hello there!
The answer is: An exclamation mark!
She knew that!
As always, it is my pleasure to help students like you!