Explanation:
Some of the most important features needed in a printer are:
- fast printing speed
- support wireless connectivity
- support colored/uncolored printing
- include improved text quality,
- improved photo printing capabilities
Based on market prices available on the Amazon website, a printer with the above capabilities start at a price range of <em>at least</em> $80.
<h2>Piston rings help form a tight seal between the piston and cylinder.
Answer is A. Piston ring</h2>
A composite primary key<span> is a set of several primary </span>keys<span> that, together, uniquely identifies each record.</span>
Primary keys are used as identifiers of composite entities. In this case each primary key combination is allowed only once in the *:* relationship.
Other case where primary keys are used is as identifiers of weak entities, where the weak entity has a strong identifying relationship with the parent entity.
The process of engineering typically starts with brainstorming.
To get everything on one line with two inputs is not (easily) achievable, as far as I know. The closest you can get is: print 'I have', a=input() print 'apples and', p=input() print 'pears. '
