Which of the following defines hydroponics?
A method of growing plants using nutrient solutions without soil.
A method of food production using plants to filter the wastes of cultured fish.
A method of holding juvenile animals in the sea until they are large enough to sell for human consumption.
A method of breeding, rearing and harvesting of aquatic plants and animals for human consumption.
A method of artificial breeding and rearing animals in the early stages of life to be released for human catch and consumption.