a. Tom said this.
b. Tom mentioned this in the morning as he entered the office kitchen.
c. Tom had a sleepless night due to unknown reasons, evident from his appearance with bloodshot eyes and untidy hair.
How to explain
His physical state indicated he hadn't slept well, possibly due to stress, discomfort, or other sleep disturbances.
This led Tom to grumble about his sleeplessness when he arrived at the office, seeking solace in a strong cup of coffee.
With this in mind, it can be seen that based on the physical and mental state of tom, he had a sleepless night and this affected his physical state also.
The Complete Question
"He did not have a wink of sleep the whole of last night," grumbled Tom as he trudged into the office kitchen. His eyes were bloodshot and his hair was a mess, clear signs of a restless night. His colleagues exchanged knowing glances as Tom poured himself a strong cup of coffee.
"He did not have a wink of sleep the whole of last night."
a. Who said this?
b. When did the speaker say this?
c. Why didn't he have a wink of sleep?