What is the root word for Accord

Read this description of a detail from the movie i am legend. a scientist is the last man alive in a post-apocalyptic new york, where zombies have taken over and destroyed most of the population. about ten minutes into the film, the man thinks back to how the zombie creatures came to be, and how at one point he had a wife and child. which type of suspense technique did the screenwriter use? dramatic irony flashback foreshadowing special effects

Write about a scientist and present information including a short biography, contribution,their scientific achievements and contribution to science

What is the best definition of detonation a.) the meaning of the word in a different language b.)the dictionary meaning of the word c.) the additional meaning that comes from the feeling one gets from a word d.) the meaning of irony