Answer
The classification is shown below:
Step-by-step explanation:
The saving refers to the amount i.e above its consumption expenditure let us take an example if an individual salary is $100,000 and its expenditure assumes $50,000 then it saves $50,000 so the $50,000 is the savings. While the investment is the amount that is spent to buy some assets in terms of building, machinery, home, etc.
So the classification is presented below:
a. Kyoko borrows money to build a new lab for her engineering firm. = Investment
b. Rina purchases stock in Nano Speck, a biotech firm. = saving
c. Musashi takes out a mortgage for a new home in Detroit. = investment
d.Jacques purchases a corporate bond issued by a car company. = saving