Regarding network security, filtering protects a network from invalid or potentially malicious incoming traffic (originating from outside the network) by blocking this traffic when it enters the network. select one: a. progress b. egress c. process d. ingress

Ingrid started speaking about her slide presentation. when she clicked to th"third slide, which had just a picture of an elephant, she forgot what she wassupposed to talk about. what could ingrid do to avoid this situation in thefuture? oa. print handouts for her audience.ob. add presenter's notes to each slide.oc. add a video to each slide.od. save her slide presentation to a flash drive