Given below are two statements: One is labelled as Assertion-A and the other is labelled as Reason-R

Assertion-A : Observation of cyclosis or cytoplasmic streaming: is an indication of active metabolism for checking viability of the freshly isolated protoplasts

Reason-R : Inclusion of Evan's blue dye by intact membranes is also indication of viability of the freshly isolated protoplasts.

In the light of the above statements, choose the most appropriate answer from the options given below :