As given by the question
There are given that the quantity:
[tex]b^2-4ac[/tex]
Now,
(1)
According to the concept, the given quantity is known as discriminant of the polynomial.
Hence, the correct option is C.
And,
(2)
According to the polynomial concept, the value of discriminant is negative, that means less than zero, then it has no real solution.
Hence, the correct option is B
