Help please!! Historical phonetics is the study of how sounds have changed over time. Please give me an example of how speech has changed over time.

A17-year-old primigravida is admitted in early labor. her cervix is 2 to 3 cm dilated and 100% effaced. the fetus is cephalic, and the presenting part is at –1 station. her membranes are intact. the patient is holding her boyfriend's hand tightly and breathing rapidly with each contraction. she tells the nurse in a shaky voice, "i'm so nervous. i've never been in a hospital before. i don't know anything about labor or if i can do this." what is an appropriate nursing diagnosis for this patient?

Which of the rock examples below is most likely to be metamorphic

As a small change in a person's dna can cause a genetic disorder