It is a well-known fact that william shakespeare was both a playwright … an actor.

a) such
b) a? well as
c) but also
d) and

d) and

Объяснение:

It is a well-known fact that William Shakespeare was both a playwright and an actor. - Хорошо известно, что Уильям Шекспир был и драматургом, и актером.

слово both предполагает использование союза and