i dont know sorry but i honestly think it is B because it makes the most sense
1: se (i think)
2: saber
3: conoce
4: sabe
5. Lees
6: bebo/tomo
Now I’m not 100 percent sure on one and six so if you want me to remove my answer or something just let me know.
Answer:
1. tienen
2. tiene
3. estas
4. Esta
5. tenemos
Explanation:
Just dont forget the accents. My keyboard doesnt have them.