Answer:
d. increase total surplus
Step-by-step explanation:
Wealth generating activities always increase total surplus.
Surplus occurs when the available resources, goods, assets, etc., exceeds what is currently used. In other words, it simply means when supply exceeds demand.
Wealth creating activities makes wealth almost in every hand, thereby an increase in total surplus occurs. If wealth creating activities occur in manufacturing, it leads more companies to produce more, thereby total surplus in production occurs.