After world war i, a “return to normalcy” was
most clearly demonstrated by
(1) opposition to joining the league of nations
(2) ending farm subsidies under the agricultural
adjustment act
(3) reducing tariff rates on imported goods
(4) rejection of disarmament agreements

the answer is: must pay taxes on profits

since it is considered as a part of your income, profits from investments is eligible for tax payment.

the tax from your investment could be influenced by how long you decided to sell it. united states promotes keeping your investment for long term period. so, the tax rate for investments that you sell in less than one year is typically higher compared to investments that you sell in more than one year period.

i'm free to do it

explanation: