Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to grow houseplants [title] Go to a reputable plant supplier. [step] A nursery or a dedicated garden store will give you quality plants, and you can pick up knowledge from the experts. You can buy plants at a home improvement stores or grocery stores, but usually they don't directly source their plant products.

Ending1: [substeps] You can research gardening suppliers and look for online suppliers. Be careful: you don't want to buy unlicensed plants as it can lead to testing for pests and diseases. Ending2: In other words, they can't vouch for the quality of their plants. Often, they don't offer refunds for plants, so it's a risk. Ending3: [substeps] If you live in the united states, visit a city nursery and ask them if they have listings for houseplants grown in that city. Check their website (www.arctust), and look for listings for plants sold in the area. Ending4: [title] The best plants are the ones that you plant yourself. [step] Vary often, though-find a wide variety, sell from many suppliers (or sellers of plants from different suppliers).

Answer format: ending1/ending2/ending3/ending4