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You are the hero I want to be like you and I would be grateful if you supported me

In case someone can help, I think the first clue is 3 words,

1-word Sign Language
2-the image
3-word Sign Language

And these words are the password to decrypt the hint number 2

I think the words of sign language I have correct, but lack the word of the image that can be:

ERROR
DANGER
WARNING
SECURITY

flowerpower