help pls help help help help help help
![Help Pls Help Help Help Help Help Help class=](https://ph-static.z-dn.net/files/d63/86f656cbd493e34b304d35b085b13570.png)
Answer:
21. 2 3 5 7
22. 7 11 13
23. 23 29
24. 4 6 8 9 10 12 14 15
25.prime
26.composite
27.composite
28 composite
29.prime
30.prime
Step-by-step explanation: