A(n) ________ contains an expression that generates a calculated result

In evaluating the following logical expression, which are the first and last operations to be performed?

(Assume that all operations are eventually carried out.) c == a + b || a < b * d a. * first, || last b. + first, || last c. * first, == last d. + first, == last e. == first, < last

Givenchar ch;int num;double pay;Which of the following assignment statements are valid?(i)   ch = '*';(ii)  pay = num * pay;(iii) rate * 40 = pay;

A. Only (i) is valid B. (i) and (ii) are valid C. (ii) and (iii) are valid D. (i) and (iii) are valid