I need help, please. i need answer for the 2 qestions

1. Millions of people of all ages go on new, more dangerous rollercoasters each year.

2. Each year, millions of people go on rollercoaster rides, collectively making more than 1 billion rollercoaster rides each year. As rollercosaters got more advanced, this got experts wondering: are rollercoasters safe? A study done in 1995-2000 suggested that, roller coasters did actually cause brain injuries. Newer studies, though, suggest that this is wong; it is not proven the roller coaster caused those brain injuries, and roller coasters are currently not fast enough to.

Explanation:

the number of people with jobs in factories as unskilled workers increased.