Len developed alzheimer's disease well before the age of 60; early alzheimer's disease is associated with a condition that len was born with called

The correct answer is trisomy 21. Trisomy 21 or also known as the down syndrome is known as a genetic disorder by which the third copy of the individual’s chromosome 21 are all present in all or that the individual has another copy.

answer; /// the above statement is (true);