Which sentence would be the best concluding sentence for this paragraph? A)
Keep your mind focused on what you are doing.
B)
All those activities are keeping students today from getting enough
exercise.
Multi-tasking is the most important skill of the twenty-first century citizen,
D
forgot to mention that the daughter might also be playing an online video
game

How should the syntax in this sentence be changed, if at all? the scientists spent years analyzing the results of numerous medical studies meant to identify the cause of the disease. no change the scientists spent years looking at the results of a variety of different medical studies meant to locate the cause of the disease. the scientists spent years reviewing medical study results to find the cause of the disease. the scientists spent years studying the results of many medical studies in order to uncover the cause of the disease.