It's letter C. Multicellular, eukaryotic, heterotrophic
<span>The treatments for fractures are pretty common to include plenty of bed rest. Using cold compresses very frequently, taking any prescribed or over the counter nonsteroidal drugs for pain relief as needed. As the area starts to heal start to do either home based or physician recommended physical therapy to get the fracture up to par.</span>
Answer:
Observers ahead of the wave observe an apparent increase in wave frequency
Explanation:
This is the Doppler Effect. The frequency of a wave increases when the source approaches the observer and decreases as the source recedes.
B, C, and D are wrong. Observers behind the source notice a decrease in frequency.