What did Chinese staffs do when they noticed Benjamin failing to insert the key into the slot?
A.
Come over to watch Benjamin and attempt to assit.
B.
Hold onto his hand and, gently but firmly, guide it directly toward the slot, reposition it as necessay, and help him to insert it.
C.
Smile to me as if awaiting a thank you.
D.
On occasion, frown to me as if considering us to be neglecting our parental duties.