The direct object in a sentence is always a thing or a person who received the action of the verb. That means that the direct object would be the grandmother's room.
Answer:
This can be done by having subjects match identical objects to each other, having certain objects become associated with rewards and measuring accuracy, or measuring time spent observing novel objects compared to time spent observing previously seen objects.
Explanation:
a is (you) have you ever looked for a job
b is (had) she had already raked the leaves for he neighbours
c is (you) have you never had a job experience
d is (had) he had just done the shopping
mark me brainliest