Answer:
Ricardo’s medical specialization is:
b. <em><u>El veterinario</u></em><em>.</em>
Explanation:
In the options there are four types of medical specialists, to understand this below I show you the translation of the options:
a. The general practitioner.
b. The vet.
c. The dentist.
d. The pediatric.
To identify the correct specialty, <u>follow the text in which it is mentioned that this doctor treats sick animals and advises their owners</u>, therefore, the only specialty that applies is that of a <u>veterinarian</u>.