Guinyangan Fault is considered an active fault. Here's why: - Historical Earthquakes: The fault has been associated with several significant earthquakes in the past, including the 1990 Luzon earthquake (magnitude 7.8) and the 2019 Luzon earthquake (magnitude 6.4).- Geologic Evidence: Geologic studies have shown evidence of recent movement along the fault, indicating that it is still capable of generating earthquakes.- Location: Guinyangan Fault is located in a seismically active region of the Philippines, which is known for its numerous active faults.