End of Chapter Problem

Why is it possible to find many job openings online in shrinking industries such as newspaper publishing or brick$-$and$-$mortar retail? Select all that apply.

The ads appear because

it is done in an attempt to reverse the decline of the industry.

with the state of technology now, everything is done online these days.

the largest source of job openings comes from people leaving their jobs.

there is a lot of movement labor in industries, even declining ones.