Answer:
They all apply (Todas aplican)
Explanation:
The five meanings apply to Ser
No need to worry her are the answers
For the I it’s yo
For the we it’s ellos ellas
For the he and she it’s el, Ella
For the they you it’s nosotros, Nosotras
Gustamos, Gustamos, gusta, gutas, gustan, gustamos. hope I'm right!
The answer is C. The question translates to "How many books are there?"