The numerals shown here were invented around 500 a. d. in india and were then adapted by abbasid caliphate. they are

The correct answer is B) Arabic numerals.

The other options of the question were A) Indian numerals. C) Egyptian numbers. D) Babylonia numbers.

The numerals shown here were invented around 500 A.D. in India and were then adapted by Abbasid Caliphate. They are Arabic numerals.

We are talking about the adaptation that Arabs made to the numerical system of the Hindus called the Hindu-Arabic numerical system that was originally developed by mathematicians in India around the 2nd to the 4th century. Muslim people in the Arabian peninsula adapted that system around the 8th century for considered it useful. With the spread of Islam outside the Arabian peninsula through conquest, missions, and trade, the system spread all over places such as Noth Africa, the Middle East, and the Iberian peninsula.

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering