Best exercises??!

Best exercises??

i need to strenghten my abs but i need a way that wont strain my neck because i cant do sit ups properly so i starin ma neck i also need to lose flab on ma arms and belly so any good exercises or tips??

These are abs exercises

1. crunches
2. push ups
3. lie down and try to get up legs secure to the ground, no hands! (sit ups)
4. lie down, bring your feet up and pretend your walking in the air for 1 minute.
lose those flabs by doing 20 push-ups 5 times a day
hope these help! they work~