Select all sentences that contain an unnecessary chain of past-perfect verbs in a plainly ordered narrative.
After the driver parked the van, she carried the parcels into the office.
After the baker had mixed the dough, he had shaped the loaves and had cleaned the bench.✓Respuesta correcta
When the walkers returned, they saw that the river had risen above the lower path.
The guide had unlocked the museum, had switched on the displays and had admitted the first visitors.✓Respuesta correcta
Explicación
The bakery and museum sentences each apply the past perfect to several consecutive actions whose order is already stated. The river sentence needs one past perfect for the earlier rise, while the delivery sentence appropriately uses the past simple after after.