What was two of james cook’s theories?

the suspected discovery of the hms endeavour could spell the end for a long debate about the famous vessel's final resting place.

key points:

us archaeologists say they have discovered the hms endeavour

theories have circulated for years over the ship's resting place

one theory says ship is at bottom of the thames in london

sydney historian "cautiously optimisitic" over the us discovery

researchers say they may have found the remains of the ship on which captain james cook first discovered the eastern coastline of australia.

the ship was last seen in 1778, by which time it was being used as a transport ship during the american revolution.

us archaeologists have said they may have discovered the ship's wreck off the coast of rhode island, where they believe it was scuttled at newport harbour.

websites such as that run by the captain cook society, have played host to long discussions about where the vessel could lay.

explanation:

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.