An object is placed in front of a lens which forms an image of the object.
a) if the lens is convex, the image cannot be virtual.
b) if the image is real, then it is also inverted.
c) if the image is real, then it is also upright.
d) if the image is virtual, the lens must be a diverging lens.
e) if the image is virtual, then it is also inverted.

answer

procedural programming, object-oriented programming

explanation

procedural programming is a type of computer programming language that specifies a series of well structured steps and procedures   within its development period of time. it contains a systematic order of statements, functions and commands to complete a computational task or program. it is centered on creating procedures. while object oriented programming is a programming language that is centered on creating objects rather that actions and data rather than logic.. it has four principles which are inheritance, polymorphism, abstraction and encapsulation