Question

iii) Flat worms show . .. organization.
(a) Organ-grade (b) Cellular grade
(C) Tissue-Organ grade (d) Protoplasmic grade​

Answer 1

Answer:

they show organ grade of organisation

Explanation:

Answer 2

Correct option is A)

explanation:

Organ grade of an organization is the aggregation of different kinds of tissues into organs which is a further advancement in the evolution of animals. Organs appeared first in Platyhelminthes or flatworms.

So, the correct answer is option A.