What are the limitations of solar energy?1. Collecting solar energy over large areas and converting it to other forms that can be conveniently transported, stored and used in existing equipment is not economical2. Low density of solar energy as compared to coal, oil and gas3. Its major applications are photothermal conversion, solar water heating, green housing technology and photo voltaic conversionSelect the correct answer using the codes given below:

• A. 1, 2 and 3
• B. 1 and 2 only
• C. 1 and 3 only
• D. 2 and 3 only