Please explain.

16. Determine the correctness or otherwise of the following Assertion [A] and Reason [R]. Assertion [A] HeLa cells, derived from cervical cancer tissue and fibroblasts froma normal human male cannot divide indefinitely in cell culture. Reason [R] Cells undergo senescence (i.e. ageing) even when grown in cell culture. (a) Both [A] and [R] are true and [R] is the correct reason for [A] (b) Both [A] and [R] are true, but [R] is not the correct reason for [A] ()A) is false but [R] is true (d) Both [A] and [R] are false elbo3