Select the correct option with respect to the correct reason related to the statement given.
Statement: Internal ears in a frog serve both the functions of hearing and balancing.
The reasons are as follows :
a) Frogs have well-developed internal ear structures.
b) The internal ears in a frog detect sound waves.
c) Internal ears help in maintaining equilibrium.
d) Frogs lack external ears.
Only options a) and b) are correct.
Only options b) and c) are correct.
Only options c) and d) are correct.
All of the above options are correct.
The statement is supported by all the provided reasons. Frogs have well-developed internal ear structures, and these internal ears are responsible for detecting sound waves, thus contributing to the sense of hearing. Additionally, the internal ears also play a crucial role in maintaining the frog's balance and equilibrium. Furthermore, it is true that frogs lack external ears. Therefore, all the given options, a), b), c), and d), are correct and support the statement. Hence, option 4 is the correct answer.