Some qualities would be to have strength - to hold the hose and to carry all of that heavy equipment, to have speed, accuracy, and precision, good eyesight, and good hearing would be some positive qualities.
Your answer is going to be Noninative
He should use a hands on, interactive approach where the audience gets to try using the computer buttons and features. Your text will have a word that means hands on or interactive.
I'd choose "revise the structure of your essay by making the progression more logical."
Out of all the given answers that one makes most sense