Multi-choice problem: Choose from the options at the end, and answer how do you do this: When do you take the samples from the plants you want to graft?

Options are:
A). Take them from the plant during the blooming season to ensure that they are as active as possible and open to encourage joining the host from the parasitic portion.;
B). Take them from the plant during the dormant season to ensure that they are internally as concentrated as possible and closed to prevent damage from the parasitic portion.;
B).