Extensive phosphate mining on a island has exhausted its mineral resources and made the soil unfit for agriculture. this has caused discontent among residents of the island. which of these is the most effective method to solve this problem? a) rebuilt the ecosystem by importing animals and plants b) start the process of tilling the land to use it for agriculture c) formulate and implement a plan to rehabilitate the residents d)appoint geologists to find new phosphate rich areas on the land

The chart shows the costs and shipping times for materials that a company needs to build a new product. which describes the best trade-off if the company needs to start building their product within the next two years? they should order the domestic materials because it is always best to choose the fastest shipping time. they should order the imported materials because it is always best to choose the lowest cost for materials. since the shipping time is longer, they should order the domestic materials because the additional cost is worth it to get the materials in time. even though the shipping time is longer, they should order the imported materials because they are less expensive and should arrive in plenty of time to build the product.