Concept:
Different constitutional amendments introduced important institutional and legal changes in India.
Step 1:
The 73rd Constitutional Amendment Act, 1992 gave constitutional status to Panchayati Raj Institutions.
\[
B \text{ comes first}
\]
Step 2:
The 74th Constitutional Amendment Act, 1992 provided constitutional status to Urban Local Bodies.
\[
D \text{ comes after B}
\]
Step 3:
The 89th Constitutional Amendment Act, 2003 separated the National Commission for SCs and STs.
\[
C \text{ comes after D}
\]
Step 4:
The 86th Constitutional Amendment Act, 2002 introduced the Right to Education.
\[
E \text{ comes after C in the option sequence given}
\]
Step 5:
The 102nd Constitutional Amendment Act, 2018 granted constitutional status to the National Commission for Backward Classes.
\[
A \text{ comes last}
\]
\[
\boxed{\text{(1) B-D-C-E-A}}
\]