Question

The lowest point in Antarctica appears to be the Bentley Subglacial Trench, which is 8,200 feet below sea level. Lower points may exist. Which choice correctly uses the subordinating conjunction “although” to combine the sentences?

Answer 1

its this The lowest point in Antarctica appears to be the Bentley Subglacial Trench, which is 8,200 feet below sea level, although lower points may exist

Answer 2

comma between trench and which. and comma right before although