Which two statements about provider$-$managed VPNs are true? $($Choose two.$)$

Provider$-$managed VPNs are used when remote sites connect over internet.

Provider$-$managed Layer $2$ MPLS VPNs do not isolate customers$$ traffic.

Provider$-$managed VPNs use IPsec to isolate customers$$ traffic.

Provider$-$managed Layer $3$ MPLS VPNs make the provider$$s network appear as a router for each connected customer.

Provider$-$managed Layer $2$ MPLS VPNs make remote customer sites appear as directly connected.