Zeppelins and similar aircraft changed the way war was waged because of what ability?

Today england’s government is encouraging tertiary economic activities ,including_to make up for the loss of industry

Can someone me out with this , i'm putting 30 points on it

What are the vedas? a. regions ruled by a vedic king b. a group of female hindu saints c. a tribe native to north india d. a collection of ancient hindu scriptures e. the autobiography of a saint