What is the key to having a long term, sustainable food supply in the new millennium a. heavy equipment use
b. hydro pods
c. agriculture research
d. increased use of pesticides

the correct answer is B) Hydro Pods  

Explanation:

Hydroponic Pods are miniature farms that can fit indoors even in a rented apartment and which enables one to grow their foods indoors.

It is designed to enable one to grow plants using water, and nutrients only. No soil is required. Often, the plant's nutrition comes in already made solutions. This system of farming occupies far less space than traditional farming methods.

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Immunoglobulin G superfamily (IgG)

Explanation: