How did women change after World War 1?

they were  recruited to jobs vacated by men who had gone to fight in the war

Explanation:

Tens of thousands of women joined The Women's Land Army to work the soil, fields, and orchards to free men for military service. Women took to the land gladly and brought in the harvest during the war years to supply food to the nation, the military, and our allies.

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.