In spain, they have a large equestrian vaulting competition each year.

what is the case of the underlined pronoun as well as the antecedent to which it refers?
a. objective; ambiguous.
b. nominative; spain.
c. possessive; competition.
d. nominative; indefinite

Need asap plz hurry im being timed when a body cell divides through the process of mitosis, the chromosomes in the daughter cells a. represent only the healthiest chromosomes from the parent cell. b. represent only half of the chromosomes in the parent cell. c. are identical to the chromosomes of the parent cell. d. are formed when chromosomes from the parent cell cross over.