Answer: Valley
Explanation: Valleys are among the most common features in the world. They are a stretch of land that lies between hills and normally has a river running through it. In addition, valleys are typically formed by erosion which is the gradual breakdown of materials.
I am pretty sure it is C. Glacier melting
Because Sedimentation I don't think will contribute to that
Mohenjo-daro (from the Sindhi language: Mount of the dead) is an archaeological site in today's Pakistan.
The culture that created it is the Indus Valley Civilisation, which founded a settlement on the site around 2500 BCE.
Currently the site is threatened and is in a dire need for restoration or it might be completely destroyed soon.
Answer:
A. passing a new tax law such as stamp act and tea act