Thirteen-year-old Grace's blood tests indicate that her levels of testosterone are about twice as high as they were a few years ago, and that her estradiol (estrogen) levels are about eight times higher than earlier. Grace is most likely experiencing:

Grace is most likely experiencing normal changes as a result of having entered puberty

Explanation:

Thirteen year old Grace's blood tests indicate that her levels of testosterone are about twice as high as they were a few years ago, and that her estradiol (estrogen) levels are about eight times higher than earlier. Grace is most likely experiencing NORMAL CHANGES AS A RESULT OF HAVING ENTERED PUBERTY

quote is the answer your looking for.

answer; you are making a normative argument and i am making a positive argument;