Dharma invested Rs. P for 3 years in scheme A which offered 12% p.a. simple interest. She also invested Rs. P + 400 in scheme B which offered 10% compound interest (compounded annually), for 2 years. If the amount received from scheme A was less than that received from scheme B, by Rs. 304, what is the value of P?

• A. Rs. 1400
• B. Rs. 1000
• C. Rs. 1500
• D. Rs. 900
• E. Rs. 1200