Your professor is planning to undertake chemical isotope analysis for her latest paleoanthropology project. when you ask her for more details, she invites you to guess the topic of her project based on this fact alone. you suggest that her project may be about

- Physical anthropologists use chemical isotope analysis not only to answer questions about the antiquity of an artifact or a fossil but also to understand the diet and habitat of humans, hominids, and apes in the past.

Ibelieve your answer is d

Secured loans are protected by collateral security. examples: title loans where the borrower uses the car title as collateral security interest rates are lower and repayments are longer therefore risk is low as a collateral security is given as guarantee to the bank in case of failure to pay the loanunsecured loans are not protected by collateral security but it is given on the creditworthiness of the borrower, trusting that she/he will pay on time. examples; payday loans is a short term loan where the borrower lends money from the bank and pays is back when the borrower receives his/her wages.interest rates are high and repayments are shorter. but the risk is high as no collateral security is given as a guarantee to the bank for payment of the loan