Step 1: Understand the question.
We need the architect who designed India's New Parliament Building.
Step 2: Recall the project.
The New Parliament Building was built under the Central Vista Redevelopment Project in New Delhi. It has a triangular shape and modern facilities.
Step 3: Identify the architect.
The building was designed by Dr. Bimal Patel, a well-known architect and urban planner from Ahmedabad. His firm HCP prepared the master plan.
Step 4: Rule out the others.
Ravi Modi and D. Radhakrishnan are not linked to this design. Bimal Roy was a famous film director, not an architect.
Step 5: Conclude.
The correct name is Bimal Patel.
Answer: Bimal Patel