How long should you hold the iron on the hair to heat the strand and set the base ? A) 5 seconds
B) 15 seconds
C) 30 seconds
D) 1 minute

fire could start, buildings collapsing, and ash falling from the sky.

explanation:

this is because the buildings or plants could catch on fire and the buildings would most likely collapse. lastly ash would fall because all the burning would cause ash to fall from the sky.

hope this .