How can light travel from a source to another location?

It is d, all the other ones say incorrect answer .

Sound energy is produced when an object vibrates. examples are 1- a balloon popping2-a whistle3- a waterfall

This is the answer of your question

If you're looking for an even spread of clay, silt and sand, add a considerable amount of sand and some clay until the 3 even out". soil texture triangle. silty clay loam soil is approximately 20 percent or less sand, 25 to 40 percent clay, and 40 to 70 percent silt.