The explanation why there is a presence of difference in the
food intake where Ron eats more food than Danielle is because Ron has a lot
more fat cells compared to Danielle in which likely explains as to why Ron is
not satiated and that he will only be once the fat cells that he has exhibits
the feeling of being full.
Answer: Yes. Marit's note is a demand note.
Explanation: basically, in finance, a demand note is "A note that normally has NO DATE for repayment, but is due on demand of the lender. Usually the lender will only give the borrower a few days notice before the payment is due."
In essence, a demand note, only has to state payable on demand.
If no time for payment is specified, then the payment is also payable on demand. Here, the note required installments but did not state a date for their payments.