Is there anything wrong with this paragraph?

Read the exercept from robert stawell ball great astronmers,based on the context of the exerpct what does the word protacted most clearly means? a.seeming to be truthful b.weighing an excessive amount c.extending in a specific decision d.continuing for a long time e.being exceptional and talented

Which of these can an adverbial clause modify?

During the medieval period wich group played an important role in staging