Agricultural society, if I understand the question correctly.
I feel like it’s A or B but I have a strong feeling for A
Answer:
Erosive Forces:
•light particles float
• some particles dissolve into water
• abrasive forces wear down rocks
Answer: Chromosomes become visible, crossing-over occurs, the nucleolus disappears, the meiotic spindle forms, and the nuclear envelope disappears. ... At the start of prophase I, the chromosomes have already duplicated. During prophase I, they coil and become shorter and thicker and visible under the light microscope.
Ans : C - enzymatic action on carbohydrates ( enzyme amylase catalyses carbohydrate to maltose here in the mouth )