The pictures show two forms of electricity with an insulator. Which best describes what the pictures show?
A. Insulators prevent static electricity from flowing.
B. Insulators allow current electricity to flow steadily.
C. Current electricity flows through insulators, but static electricity does not.
D. Static electricity flows through insulators, but current electricity does not.

Read the aphorisms. be slow in choosing a friend, slower in changing. an open foe may prove a curse; but a pretended friend is worse. a true friend is the best possession. according to these aphorisms from benjamin franklin's poor richard's almanack, what might happen if a person is careless in choosing a friend? it is best not to have friends because they will usually betray you. casual friends are often the best and can be more trusted than enemies. a person who has betrayed you can sometimes become a good friend. a friend who is not carefully chosen can be worse than an enemy.