I was thinking maybe it's a heart sinus rhythm but it doesn't have the right characters it should have it looks like a blood pressure with a sinus arrhythmia but it's not
C: Photosphere ,corona ,chromosphere.
Answer:
Plants can cause mechanical and chemical weathering
Explanation:
Plants can cause mechanical and chemical weathering. When plants cause mechanical weathering, their roots grow into rocks and crack them.It can also happen in streets or sidewalks. When plants cause chemical weathering, there roots release acid or other chemicals, onto rocks, which then forms cracks, and breaks apart.