C.
The door is made of glass, which is an example of non-porous surface.
Ninhydrin is one of the most widely used reagents for chemical development of fingerprints on porous surfaces.
The correct answer would be C. Hope this helps.
Answer:
The main physical factors that make agriculture possible or impossible are:
Climate. Some crops grow better in one climatic zone than in others. ...
Landscape. Relief (altitude and the gradient of terrain) influences agricultural activity. ...
Soil. Plants nedd soil with certain characvteristics.
Factors that influence the decisions farmers make about how to farm:
-relative cost of land
-labor
-capital
Farmers balance the use of these resources differently
-if the land is plentiful and costs little, they use it extensively
-if the land is scarce or expensive, they use it intensely.
Answer:
Brakes and Tires.
Explanation:
There are a lot of items that should be checked post-trip to secure a car. Some are more important than others, however. Two among those are the break and tire. The break is essential because it is life treating in case the car is presenting a faulty one. Tires, as they are used a lot on a trip, should be checked in case the car requires a replacement. Other items can include but not limited to: steering mechanism, lighting devices and reflectors, horn, windshield wipers, rear vision mirrors, and emergency equipment.
