Final answer:
A monoploid individual of that species would have 7 chromosomes.
Step-by-step explanation:
A haploid chromosome number of 7 means that an organism has 7 chromosomes in its gametes.
A monoploid individual of that species would also have 7 chromosomes, as the haploid number is the same as the monoploid number. So the answer is:
A) 7 chromosomes