Uncertain about the best way to keep his new lizard alive, jerome places a heat lamp at one
end of the long lizard cage. over several days, jerome notices that the lizard tends to sit in a
certain place when the lamp is on. the lizardâs selection of a particular place to stay
represents its:
a) range of tolerance.
b) temperature optimum.
c) biotic conditioning.
d) use of a limited resource.

The correct answer is option B, that is, temperature optimum.

Explanation:

Every organism demonstrates maximum growth and survival under some values of abiotic elements. The temperature, which encourages maximum development and growth of a specific organism signifies its temperature optimum.  

In the mentioned question, the lizard has opted for certain places where the temperature is most appropriate to it. The selection of the specific place to attain the best possible temperature conditions signifies its temperature optimum.