Giuseppe Alessi, a world-class chef whose life has been a search for the genuine and the delicious in Florentine cooking, is an accomplished scholar not only unearthing many of his recipes from medieval and Renaissance manuscripts but also a poet and philosopher who draws his inspiration from the idyllic frescoes of Etruscan tombs.

A.not only unearthing many of his recipes from medieval and Renaissance manuscripts but also a poet and philosopher who draws

B.unearthing many of his recipes both from medieval and Renaissance manuscripts, as well as a poet and a philosopher who draws

C.who unearths many of his recipes from medieval and Renaissance manuscripts, as well as a poet and a philosopher who draws

D.who unearths many of his recipes from medieval and Renaissance manuscripts, but also a poet and a philosopher drawing

E.unearths many of his recipes from medieval and Renaissance manuscripts, a poet and philosopher drawing

答案C。但是prep语法笔记中不是说but also可以单独出现表转折。而as well as有主次之分，算不算改变句意呢？选D行不行