Suppose the Following Equation Best Describes the Evolution of β

Suppose the following equation best describes the evolution of β over time: β_t = 0.25 + 0.75β_{t - 1}.
If a stock had a β of 0.6 last year, you would forecast the β to be _______ in the coming year.

A) 0.45
B) 0.60
C) 0.70
D) 0.75