Match each type of blur tool with its definition. Radial Blur
Smart Blur
Box Blur
Gaussian Blur
Motion Blur
Lens Blur

i will say b. laboratory technician   and if wrong then sorry

assuming you are in the home page.

1) go to the upper right hand corner

2) click on your "profile picture"

3) go down to "edit profile"

4) it should be titled as "edit your profile", click on "profile picture"

5) choose a file

6) press "change"

you're profile picture is updated

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