What are the biggest impact of jonas salk's work with poliomyelitis?

Use the position statement you used earlier and the ideas you gathered, and write an editorial that is one paragraph in length. include your position statement and supporting ideas.

What were some passive/non-direct ways that enslaved africans did to resist slavery?

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.