The answer is C. I think.
A class can be defined<span> using another class as a foundation. In object-oriented programming terminology, one class can </span>inherit<span> fi elds and methods from another. An object that inherits from another is called a subclass, and the object it inherits from is called a superclass. A subclass extends the superclass.</span>
Probably the minimum number in the given set so 5.
<span>The tool iused to view stars in galaxies far from the Milky Way is the B. Hubble Space Telescope. This telescope is one of the largest telescopes to be launched in space, and has contributed a vast amount of discoveries and data that are valuable in astronomical research. The telescope is able to capture image intense high-resolution images, capturing entities from large distances.</span>