According to the selection from The Future of the Mind, how does scientific evidence support the idea that “practice makes perfect”? A. Practicing tasks adds new cells to a person's brain.
B. Practicing a skill for ten thousand hours will make anyone a world-class expert.
C. Practicing new skills throughout one's life is necessary to prevent the brain from shrinking in size.
D. Practicing a task makes it easier because repetition strengthens the connections between neurons in the brain.

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According to the selection from The Future of the Mind, the way that scientific evidence supports the idea that “practice makes perfect” is D. Practicing a task makes it easier because repetition strengthens the connections between neurons in the brain.

The brain neurons are the nerve cells that:

Neurons remain the structural and functional units of the nervous system that form nerves.

Thus, the connection between neurons and "practice makes perfect" implies that the practitioner becomes very good at the activity that they repeatedly practice correctly.

Learn more about how "practice makes perfect" at

1. read the following excerpt from franklin d. roosevelt's "fireside chat 19":

on the other side of the picture, we must learn also to know that guerilla warfare against the germans in, let us say serbia or norway, us; that a successful russian offensive against the germans us; and that british successes on land or sea in any part of the world strengthen our hands.

remember always that germany and italy, regardless of any formal declaration of war, consider themselves at war with the united states at this moment just as much as they consider themselves at war with britain or russia. and germany puts all the other republics of the americas into the same category of enemies. the people of our sister republics of this hemisphere can be honored by that fact.  

the true goal we seek is far above and beyond the ugly field of battle. when we resort to force, as now we must, we are determined that this force shall be directed toward ultimate good as well as against immediate evil. we americans are not destroyers — we are builders.

analyze the effectiveness of this excerpt. how does it function within the speech as a whole? how does the structure of the excerpt to convey the speech's purpose and key points? support your argument with evidence from the speech. (10 points)

the answer is a.

explanation:

the clause "looking toward the south" modifies "a funnel cloud." it's not really the cloud that's "looking," but grammatically, that clause is modifying the cloud.