<span>The introduction of an unpleasant or painful stimulus, or the removal of a desirable stimulus, can be use to decrease the probability that a preceding behavior will occur in the future can be classified as punishment. This is a behavior modification which is a technique that is use to promote desirable behavior and lessen undesirable behavior.</span>
Answer:
CO2 is supplied by mammals and other living animals exhaling, producing CO2 this is absorbed through their leaves, and stems
H2O is supplied by the water cycle, nearby rivers, oceans, creeks etc. This is soaked up through their roots. Excess sugars are also stored in the roots as food.
Sunlight is provided in the atmosphere and the chlorophyll absorbs this.
Explanation:
The answer is D. Both a and c
<span>The answer is, C. Antibiotics are often ineffective in treating older people who have deficient immune systems
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