(4) Biotite and amphibole were two minerals, not shown on the Graph of Changes in Mineral Composition Within the Palisades Sill, that are also likely to be found in some other samples of diabase.
Answer:
a.expensive in some countries and
A topographical map shows elevation
Solar panels are expensive, they are kept this way by the companies.
The price ranges around $10.000 - $15.000 for an installation. It takes years to get this investment back and in the meantime the batteries need to be changed and power converter need to be maintenance, etc.
your answer is 4. sufficient sunlight reaches only a few locations
Can you please attach a picture of the highlighted area?