In the following passage some words have been deleted. Fill in the blanks with the help of the alternatives given.
Generations of women in the southern India
state of Tamil Nadu have been diving to.........(1) seaweed to help support their families............(2) women head to the sea on............(3) unique quest. Clad in traditional saris and goggles, they...........(4) into the ocean to collect coral and seaweed.............(5) grow on underwater rocks. Seaweed is used in food and to make various drugs and chemicals. Select the most appropriate option that will fill in the blank number 4.