Strategy 1# Use of Labour-intensive Technology:
Strategy 2# Accelerating Investment in Agriculture:
Strategy 3# Diversification of Agriculture
Answer:
No need for revision, it's correct as it is.
Explanation:
“While most visitors to Washington, D.C., visit the well-known memorials, including the Washington Monument, the Lincoln and Jefferson memorials, and the more recent Vietnam Memorial Hall, a beautiful and lesser-known memorial”
The underlined sentence “Vietnam Memorial Hall, a beautiful and lesser-known memorial,” needs no further revision.