Answer: a diagram showing the stages of photosynthesis and the tree parts involved
Explanation:
Primarily, the question asks you to explain something relative to trees, excluding the second answer choice. Next, the question goes on to ask for a visual aid to explain how photosynthesis is utilized to produce oxygen, indiciating the need for a model of internal processes a tree takes, as photosynthesis and oxygeb creation happen inside a tree or plant. and the last choice does not explain how photosynthesis helps with oxygen production, making the first choice the strongest response.
The answer is D, it is diverse with international themes etc...
Riding a skateboard is a phrase
A phrase can not have verb and subject together. riding a skateboard doesn't have subject. the others are clause.they have both subject and verb.
good luck.