The answer would be a the other two wouldn’t make any sense if you think about it, so obviously it isn’t d either.
Answer:Photographs, Own Experience, Observation, Imagination and Quest for order.
Explanation:An artist gets inspirations from many thing which mainly include these five points.
Answer:
D. All of these
Explanation:
Mark should control (or keep constant) the location of the plants, the amount of water the plants receive daily, and the amount of fertilizer the plants recieve daily. The only variable that should change is the type of fertilizer that is given to each plant.
During a scientific experiment, only variable should be changed by the investigator. All other variables should be kept constant.
