Answer:
Yes, they should have license.
Explanation:
License is to authorize the use of something.
I’m thinking D because it will stop the bleeding.
Answer:
g/cm³
Explanation:
As, Density=
Mass= 30g
Volume= length×width×height
or
Volume=area×height
Here, area=4cm² and height=2cm
I believe the answer should be "Is especially important during physical activity."