10. What century was the year AD 222 a part of?

222

Millennium:1st millennium

Centuries:2nd century 3rd century 4th century

Decades:200s 210s 220s 230s 240s

Years:219 220 221 222 223 224 225

Explanation:

i think option 3. would be ur best bet and u need to write it urself

have a good day

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering