It is definitely not a primary source: this would be a book itself.
Now, is it a tertiary source? I don't think so: the author of the review should have read the book and should only be referring to this book in the review.
I think it's a secondary source.
<span>The correct answer is letter C, the actual room temperature is lower than 33°C. The added heat from the light caused the temperature to be too high.
Light is a form of energy that emits heat as its by-product. The thermometer does not have the ability to distinguish which kind of temperature it's getting, that's why it reads the whole environment as a whole. This was the error that Robert made in this situation. </span>
Answer:
25% red, 50% pink, 25% white
Barnard's second transplant patient Philip Blaiberg, with the operation performed at the beginning of 1968, lived for nineteen months and was able to go home from the hospital.
