He was an entrepreneur and inventor who devised a way to drill through rock more easily to access oil underground.
A) Benjy Brooks
B) Michael DeBakey
C) Howard Hughes, Sr.
D) Walter Cunningham, Sr.

What is institutional discrimination in the social work field

According to the map, most mining occurs in the a.northern b.southern c.eastern d.western

Why are slanted roofs found on many buildings within russia and finland? a. to prevent ice slides. b. to prevent the build-up of water during heavy rains. c. to prevent heat from escaping during the clod winter months. d. to prevent snow build-up.