What made these people famous?math 1 she is a professional writer

What made these people famous?math 1 she is a professional writer and she writes wonderfully. She wrote seven stories about the character Harry Potter and become famous fast. Her books got a lot of awards. 2 she studied physics and chemistry seriously, discovered two chemical elements and won two Nobel prizes 3 he can swim very fast. At the Olympic in China, he set a new record for winning the most gold medals at one Olympics. 4 her acting ability was excellent. She acted very well in the film Gone with the Wind (1939) 5 he fought bravely and won several important battles at sea.