Compare and contrast any two leadres of two empires from the Middle Ages :
1) Arab empire(Muhammad)
2)Byzantine empire (Justinian)
3) Frank empire (Charlemagne)
Your comparison should include at least 5 aspects.

the french gave their support to another tribe during he war.

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering

the correct answer is b

hope i someone

the correct answer is batering