C) are used to add the minerals in soil.​

Mix a thick, nutrient-rich compost into your soil to a depth of about 10 to 12 inches. Use a tiller or shovel for the task. Compost adds several macronutrients and micronutrients to soil, along with several trace minerals. It also can aid in making certain trace minerals more available to plants.

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the main thing i would use is bricks because if there is a hurricane, there is a great possibility for the house to still stand. and i would also use plexiglass windows instead of regular windows because plexiglass isn't prone to breaking.