Question

Monika und Robert ____ sehr intelligent
a. sind
b. seid
c. haben

Answer 1

a. sind

Step-by-step explanation:

it is a because sind means are so if you translate it it will say monika and robert are very intelligent.

Answer 2

a. sind
Because Sind refers to They
Seid refers to You (second person plural)
Haben means THEY HAVE