Mi madre está cocinando (la) cena.
Source: My brain, I didn't use Google Translate.
The right answer is “B. paciente”
1- sabe
2-conoce
3-conozco
4-conoce
5-sabe
6-se
7-saben
8-sabes
9-conoce
10-sabe
11-sabe
12-sabe
13-conozco
14-conoce, sabe
15-saben
16-se
17-conoce
18-sabe
19-conoce
Hope this helps