What does the abbreviation ac stand for

Haow does shakespeare use of supernatural to create suspence in macbeth

Bella is going to write a research paper. she chose sports as her topic, but her teacher said she must narrow or limit her topic. choose the topic that limits the broad topic of sports the most. a) a history of sports in the united states b) a history of tennis c) rules and etiquette of tennis d) training and equipment for outdoor sports

What is the best prediction of the meaning of thrilling based on the context clues?