Concept:
A net-zero greenfield smart city is a newly planned city designed to balance carbon emissions by using renewable energy, smart infrastructure, and sustainable urban planning.
• Focuses on zero carbon emissions.
• Uses advanced digital and green technologies.
• Supports sustainable urban growth.
Step 1: Understand Bharat Future City project.
Bharat Future City aims to create:
India's first net-zero greenfield smart city
with modern infrastructure and environmental sustainability.
Step 2: Identify the Indian state involved.
In 2026, the state that partnered with UAE was:
Telangana
for developing this futuristic project.
Step 3: Eliminate incorrect options.
• Telangana -- correct
• Assam -- incorrect
• Madhya Pradesh -- incorrect
• Goa -- incorrect
Step 4: Final conclusion.
Hence, the correct answer is:
\[
\boxed{\text{Telangana}}
\]