Option B
Explanation
Straight-in parking is an approach of parking where vehicle is approached and parked safely in between the guiding lines. It thus helps to prevent blockage of cars. Each car can move in and out freely preventing it from congestion.
Straight-in parking is the most traditional approach of parking which saves time for drivers, allows for two-way traffic as well as driver can line up from multiple angles. Hence option B is the most appropriate one.
Hardware is the answer.
Software is not really tangible
Operating system is software
Input is not truly 'physical'
A feature in Excel that allows you to graphically display in a single cell the trend across a range of cells is called a sparkline.
Machine language is the language understood by a computer. It is very difficult to understand, but it is the only thing that the computer can work with. All programs and programming languages eventually generate or run programs in machine language