What is the output of this code?

Question

int a = 2, b, c;
b = ++a;
c = ++b;
a = b * c;
cout <<a;

My answer: 12
Righ answer : 16

Why?

Answer 1

Thank you!
c = ++b - not only c = 4! ++b so b = 4 too 😜

Answer 2

So the output was 16?

Answer 3

https://code.sololearn.com/cuoNFQFvuWY0/?ref=app