I think the sentences that contain a restrictive clause is the 2nd and 4th one.
Answer:
The Exposition is the introduction.
Explantaion:
It is the part of the work that introduces the characters, setting, and basic situation. Rising Action is the part of the plot that begins to occur as soon as the conflict is introduced. The rising action adds complications to the conflict and increases reader interest.
<span>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</span>
C. because his mother was dead