Answer: that many species of dinosaur had a metabolism more like
Step-by-step explanation:
From the question given, the correct use of tense occured in option A "that many species of dinosaur had a metabolism more like".
In option B, a wrong verb was used in this case. The wrong verb was "were" It should also be noted that the use of "that" and "than those" for options C, D and E aren't necessary.
Therefore, the correct option is A.