Question : Find out objective pronoun

He wants to beat her at any cost despite knowing that it will be a Herculean task.

Question : Find out reflexive pronoun:

She is very sad; she has to find herself.

Question : Fill in the blanks with the suitable pronoun.

Find out from __ when she’ll get the food for the street dogs.
 

Question : A company uses environmental friendly methods of production.Which objective companie trying to achieve?
 

Question : Find errors of pronoun:

Although he never understood himself. I kept trying to convince him that he was better than me.