Save Prinper Biogen, is a biotechnology company. The sales of its newly released Alzheimer's drug (Aduhan) has rapidly increased to USD 900 million, while its setal production and marketing costs are USD 200 million Dogen's multiple sclerosis drug (Tecfidera) in facing strong competition from competitors generic drugs, which caused as sales to drop sighty What product Me cycle stages are these two drugs in? Oa Aduhan in in introduction stage and Tecfidera in mature stage Ob. Aduhelm is in product development stage and Tecfidera in mature stage Oc. Both Aduholm and Teclidera are in mature stage O d. Aduhelm is in growth stage and Tecfidera in mature stage