Answer:
The correct answer would be E, Property.
Step-by-step explanation:
Capital gains are in fact the money which a person gains by selling a property or an investment. So if a person wants to earn capital gains, he should pursue to invest his money in purchasing a property, so that he can earn capital on that property after selling it. Other options like stocks, bonds, Treasury bills, etc also can give profits, and could be good options for investment, but because Johnathon wants to earn capital gains, he should go for investing in the property.