Question

Diego no ______ seguro de que Picasso sea un escultor español.

a.)es
b.)sea
c.)esté
d.)está

Answer 1

Está - is

Diego no está seguro... - Diego isn't sure...


Hope it helped,

Happy homework/ study/ exam!

Answer 2

the answer is está because it is a temporary condition, he can find out more about Picasso.