Why is the answer A?

Question

char x = 'B' ;
char y = 'b' ;
char z = 'a' ;
z+=x-y;
System.out.print(z);

Answer 1

Алексей Болдырев , you should check the ascii codes of each character perform the arithmetic operations and then find the character which is related to the number of z 🐱

Answer 2

Thanks