Which sentence contains an inappropriate shift in verb tense? Medicine made remarkable advances in the 20th century, as technology entered the operating theater, and new antibiotics became available.

Medicine continued to make remarkable advances in the 20th century, as technology entered the operating theater and new antibiotics became available.

Medicine makes remarkable advances in the 20th century, as technology entered the operating theater and new antibiotics become available.

Medicine continues to make remarkable advances as technology enters the operating theater and new antibiotics become available.

3. what differences do you see in the statistics between the two cities? what factors might account for the differences you see?

What is one possible theme for the poem forgetfulness

The courage that my mother had went with her, and is with her still: rock from new england quarried; now granite in a granite hill. the golden brooch my mother wore she left behind for me to wear; i have no thing i treasure more: yet, it is something i could spare. oh, if instead she'd left to me the thing she took into the grave! - that courage like a rock, which she has no more need of, and i have. based on the 2nd stanza, how does the speaker feel about the golden brooch that was passed down from the mother to child? question 2 options: a: the speaker thinks it was a waste of money b: the speaker places a high value on the item c: the speaker never wears the brooch d: the speaker feels it could be easily replaced