What is the role of marketing in internal new venturing?

a$.$ To work with R&D scientists to continually develop and improve the business model and strategies

b$.$ To oversee the development of new products from inception to market introduction

c$.$ To advance basic science and discover important commercial applications for it

d$.$ To identify the most important customer requirements for a new product and communicate these requirements to scientists

e$.$ To foster close links between R&D and manufacturing to ensure cost$-$effectiveness