Which characteristic surface of the moon contains the same rock as the ocean floor

The answer is Maria or Lunar mare because they are both made of basalt. Hope this helps.

“other instruments such as gravimeters and magnetometers are also used in the search for petroleum. extracting crude oil normally starts with drilling wells into an underground reservoir. when an oil well has been tapped, a geologist (known on the rig as the "mudlogger") will note its presence. “ this is what i found on google i hope it