Many creative people are open-minded and flexible in their thinking. Peter was not such a person. His friend Jamal described him as one of the most rigid and unyielding people he knew-to the point of calling him obstinate Based on the sentences, what does the word obstinate mean?
A
being an easygoing and cooperative partner
stubbornly resistant to change or new ideas
B
С
having an unpleasant or unfriendly personality
D
slightly uncertain or indecisive about making plans

(1) fire extended humans’ geographical boundaries by allowing them to travel into regions that were previously too cold to explore. (2) it also kept predators away, allowing early humans to sleep securely. (3) fire, in fact, has been a significant factor in human development and progress in many ways. (4) other obvious benefits of fire are its uses in cooking and in hunting. (5) probably even more important, however, is that learning to control fire allowed people to change the very rhythm of their lives. (6) before fire, the human daily cycle coincided with the rising and setting of the sun. (7) with fire, though, humans gained time to think and talk about the day’s events and to prepare strategies for coping with tomorrow. the sentence that expresses the main idea is: (type the number of the sentence. then click “go.”)

Match each type of troublesome language with its correct description

Which two parts of this excerpt from authur conan doyle's " the contest " show policies lack of knowledge about the rules and restrictions of his society