That Mr. Bennet would be killed in a fight with Mr. Wickham
She wants to marry off her girls to 1 go up higher the social ladder 2 so her daughters can take of her in her widowhood 3 she wants to have better and safer
Mrs. Bennet wanted Mr. Bennet to take the family to Brighton.
Mrs. Bennet accused Mr. Bennet of giving preference to Elizabeth. Although Mrs. Bennet didn't really favor Lizzy, her husband did.
Mr Bennet shoked Mrs Bennet when Mr Collins asked for marrying their daughter. The latter did not accept and Mr Bennet said nothing. In fact he liked her decison. And this made Mrs Bennet angry with him because her aim was to make her daughters marry whoever asks for them.
In the beginning of Pride and Prejudice, Mrs Bennet wants Mr Bennet to visit Mr Bingley at Netherfield. He says he refuses, but he goes anyway. Another incident in which Mrs Bennet demands Mr Bennet do something is when Elizabeth refuses to marry Mr Collins. Mrs Bennet wants Mr Bennet to make Elizabeth change her mind, but he does not do this, saying that if she marries Mr Collins he will never see her again.
Mr and Mrs Gardiner, Mrs Bennet's brother and sister-in-law.