This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to grow carrots in nigeria
Prepare a well nourished nursery condition.
Any size of farm land can do, provided it is well manured, or fertilized.
Level, the field so that the there are no visible slopes within the farm land.

Pick your answer from: a). This requires a deep well, and in addition to basic water supplies, the ground should be at least 4 times the depth of the grass or weeds surrounding it. There are two ways to achieve this : Dig a hole in the ground with a shovel to expose the dirt beneath it and pack it down with your hands.; b). You want to minimize unevenness as much as possible. Apply water all over the farm land, and evenly.; c). The goal is to grow carrots plants in the soil, which can have very high levels of nitrogen, phosphate, sulfur, and potassium. Remove and clear a patch of soil.; d). Measure and cut the ground below the sprouts for a length of 7 feet (1.2 m) or less. You can use a tractor tractor to cut these back or use a hand tiller to cut.;
The answer is:
b).