For the given sequence of numbers (41, 42, 43, 44, 45, 46, 47, 48, 49, and 50):

(a) Provide a brief explanation of the concept of continuity in functions.
(b) Discuss the significance of continuity points in a function and how they relate to the given sequence.
(c) For each number in the sequence (41, 42, 43, 44, 45, 46, 47, 48, 49, and 50), determine whether it is a point of continuity for the function.
(d) Explain the criteria or conditions that must be satisfied for a point to be considered continuous in the context of a function.