Alejandro Was Expecting His Grandmother to Give Him a Toy

Alejandro was expecting his grandmother to give him a toy that he had been asking for.He was disappointed when he opened his grandmother's present and found she had given him socks and underwear instead.Based on the research into the acquisition of emotional display rules, what emotions might you expect Alejandro to exhibit?

A) If Alejandro is at least 4 years old, he should be able to appear truly delighted by his grandmother's gift.
B) If Alejandro is over the age of 6, he should be able to appear truly delighted by his grandmother's gift.
C) Even if Alejandro is 8 years old, he may not be able to successfully mask his disappointment.
D) Alejandro will openly express resentment when he sees the gift, regardless of his age.