Janet wants to see whether drinking coffee will improve productivity. What is the independent variable in this experiment (cause)? A. the time drinking the coffee

B. increase productivity

C. drinking coffee or not

D. the brand of coffee

The answer would be letter c

This is what i found on google“ the monomers combine with each other via covalent bonds to form larger molecules known as polymers. in doing so, monomers release water molecules as byproducts. this type of reaction is known as dehydration synthesis, which means “to put together while losing water. in the process, a water molecule is formed.” i hope this you