Is this a run-on sentence? It is estimated that ten percent of the population has a fear of needles, medical
researchers are developing devices that make injections pain-free.
yes
no

When first i engaged in this work, i resolved to leave neither words nor things unexamined, and myself with a prospect of the hours which i should revel away in feasts of literature . . –preface to a dictionary of the english language, samuel johnson what is the connotation of the word revel in this passage?

Mangrove have two types of specialized root systems t f

According to warren in the brown opinion, how did conditions change between the time the fourteenth amendment was adopted and the time the supreme court considered brown v. board of education?