nayana-c1.867c992ae9100904cc61c84591adf0f8f863e0387e30f0d0dbc86640e9f50a1a.en.train.279189

The task

Which of the following studies evaluated the antioxidant activity of two memory-enhancing medicinal plants? A. Meena H., Pandey HK., Pandey P., Arya MC., Ahmed Z. B. Asgary S., Rahimi P., Mahzouni P., Madani H. C. Dehkordi S., Shadkhast M., Shatert M., Kaboutari J., Mirshokraee P. D. Khoshvaghti A., Valizadeh MR., Vasei M., Nazifi S., Akbarpour B. Return only the single uppercase letter of the correct option.