It’s B. I did research and found that it’s the application of scientific knowledge for practical purposes.
D. if the organism is not adapted to the tundra, it will migrate or else it would die of the extremely cold weather at about -30 degrees fahrenheit.
Answer: A.
Explanation:
The secondary growth of a plant happens in the vascular cambium. When the vascular cambium produces more tissues, it makes the stems thicker over time.
I would say its between A and D, Hope it helps.
The answer is 9 because to find the amount of neutrons you have to take away the atomic number from the mass