परिसंपत्ति मूल्य निर्धारण (Asset pricing) के निम्नलिखित सिद्धांतों को उनके संबंधित प्रतिपादकों के साथ सुमेलित कीजिए: (a) माध्य-विचरण पोर्टफोलियो मानदंड (Mean-Variance portfolio criterion) - (i) ब्लैक और शोल्स (b) आकार और बुक-टू-मार्केट वैल्यू पोर्टफोलियो (Size and Book-to-market value Portfolios) - (ii) शार्प, लिंटनर और मोसिन (c) पूंजी परिसंपत्ति मूल्य निर्धारण मॉडल (CAPM) - (iii) फामा और फ्रेंच (d) व्युत्पन्न (विकल्प) मूल्य निर्धारण (Derivative (option) pricing) - (iv) हैरी मार्कोविट्ज नीचे दिए गए विकल्पों में से सही मिलान चुनिए:

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Systematic risk cannot be eliminated through portfolio diversification. Reason (R): Systematic risk arises due to macroeconomic factors that affect the entire market. In the light of the above statements, choose the most appropriate answer from the options given below:

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): A high operating leverage indicates that a small change in sales can produce a larger percentage change in EBIT. Reason (R): High operating leverage arises because of the presence of higher fixed operating costs in the cost structure. In the light of the above statements, choose the most appropriate answer from the options given below: