In the necklace the fact that madame forestier loans madame loisel a necklace allows you to infer a. likes to people in needb. she trusts madame loiselc. she isn't very wised. she will not be attending the same party

B. she trusts Madame Loisel is your best answer.

Most likely, since they were friends with a long relationship, you can infer that she trusts Madame Loisel because of her giving the necklace without hesitation. 

hope this helps

The answer is most likely d