Final answer:
Tom Stoppard is associated with England, Yasmina Reza is associated with France, and Wole Soyinka is associated with Nigeria.
Step-by-step explanation:
The artist Tom Stoppard is associated with England. He was born in Czechoslovakia (now the Czech Republic) and later moved to England. Stoppard is best known for his plays, such as "Rosencrantz and Guildenstern Are Dead" and "Arcadia."
The artist Yasmina Reza is associated with France. She was born in France and is known for her plays, including "Art" and "God of Carnage."
Based on the given information, the artist Wole Soyinka is associated with Nigeria. Soyinka is a Nigerian playwright, poet, and essayist. He was the first African to be awarded the Nobel Prize in Literature in 1986.