This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
The amniotic membrane is characterized by all except: 
Select and explain. 
A. Provides maximum tensile strength, B. Highly vascular, C. It developed after 2-7 days of gestation, D. Derived from Foetal ectoderm
B: Highly vascular
Answer: B: Highly vascular 
Explanation: AMNION
At term, amnion is tough and tenacious.
It provides almost all of the tensile strength of the fetal membranes.
It is avascular and plicable.
It is the innermost fetal membrane and is contiguous with the amniotic fluid.