Which statement regarding the PPPoE session type support on following device models is true?!!!!!!!!!!!!

$1.$The PPPoE session type is supported on the Cisco ASR $9000$ Series routers as well as on the Cisco IOS XRv

$9000$ Series.

$2.$The PPPoE session type is supported only on the Cisco IOS XRv $9000$ Series and not on the Cisco ASR $9000$

Series routers.

$3.$The PPPoE session type is not supported on both Cisco ASR $9000$ Series routers as well as on the Cisco IOS

XRv $9000$ Series.

$4.$The PPPoE session type is supported only on the Cisco ASR $9000$ Series routers and not on the Cisco IOS

XRv $9000$ Series.!!!!!!!!!!!!!!!!!!!!!