Bone scan
A bone scan is a radiographic test
used to view the entire skeletons thereby helping to diagnose problems with the
bones. It safely uses a very small amount of a radioactive drug called a
radiopharmaceutical. It has also been referred to as a dye but it does not
stain the tissue.
Answer: Chunking requires knowledge of familiar pattern and concept.
Explanation: Chunking simply refers to the ability of an individual to produce meaningful information by combing smaller bits of information called chunks, such that the individual is able to remember more information as a result of these combination. This could be achieved by combining this information using patterns and concept familiar to the individual.
The process of Chunking that is combining or joining these smaller and separate pieces of information aids the retention and also the activation or remembrance of such information from memory.
In the scenario above, the student employed the concept of runing time in which he is familiar about to combine the digits which aided his memory recall capability.
If a president doesn't sign a bill but keeps it for more than 10 days, it automatically becomes a law. hope this helps:)