Its d. ellos prefieren las botas azules
The answer would be saber
It's Fuerte for man and woman same as one person or other but if you have multiple-choice and is not in there then it has to be Fuertoso singular and for plural fuertes or fuertosos. they are less common do.
Hope I had helped.
Answer:
d)
Explanation:
out of all the options, thats the only one that is an actual similarity of the two cousins