Help asap what is the answer to all of these questions help quick I might fail school!

What did the brown board of education decision do? o a it established 'separate but equal" segregation o b. it supported cultural segregation in the classroom o c. it banned racial discrimination everywhere. o d. it ruled that segregation in schools is unconstitutional

Ineed a summary over thurgood marshall ! me

What was new about the writing system developed by the phoenicians, and why was this important to the growth of knowledge and spread of ideas?