Answer: Alarm reaction stage
Explanation:
The General Adaptation Syndrome (GAS) is the 3- stage body response to stress conditions. The three stages include
1) Alarm reaction stage
2) Resistance stage
3) Exhaustion stage
Note that the Alarm reaction stage consist of arousal by the autonomic nervous system, where several involuntary responses such as sweating, tension, raised breathing etc are observed due to hormones released.
One of the use of Agriculture is that It bears no effect on the environment
unlike any other industry , If it done right, Agriculture will leave no side effects to the environment. It basically just let the nature do it's thing and we harvest the result.
Calcium is few of the main sources for healthy bones, teeth, and muscles.
Your answer is D, Rhizobium