can someone see if these are right

correct form of then underline verb

In 1960 american scientists RAISE a serious concern
raising
raised
have raised

Question

can someone see if these are right 

correct form of then underline verb

In 1960 american scientists RAISE a serious concern 
raising
raised
have raised < my choice
no change

Her rolls always RISE properly
risen
raised < my choice
rised
no change

anonymous · Answer

Correct to me.

anonymous · Answer

first is raised
second is no change

anonymous · Answer

I did not even sew that. Thanks

anonymous · Answer

do your own homework

anonymous · Answer

hmm looks like i already did. didnt know it was a crime to see if someone answer were right

anonymous · Answer

well it is

anonymous · Answer

sucks

anonymous · Answer

She was just seeing if she was correct.

anonymous · Answer

obviously its a crime goodbye guys ill be going to jail for 40 years D:

anonymous · Answer

lol