The foundation for both Christianity and Islam is Judaism - and as Judaism is also practiced today, it's the correct answer.
For example, the old Testament and is shared by both Judaism and Christianity and Islam also respects the prophets of Judaism (and Islam seems Jesus as a prophet too)
C because they aren’t as large in volume
Answer:d. reliability.
Explanation:Research reliability refers to the fact that a research method yield stable and consistent outcome.
This means the same method can be used multiple times but still produce the same outcome such as when a professor asks the same question twice but only changing the structure of the question.