Can someone pls give me the answer to this?

What’s the answer ? use the picture to see the problem

Which of the following is an arithmetic sequence

Savannah is 24 years older than ryan, while sebastian is 5 times as old as ryan. if savannah and sebastian are twins, which equation may be used to determine the age of all three people? a) 8x = 24 b) 24 + 2x = 5x c) 24 + 5x = x d) 24 + x = 5x