Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to keep spiders and scorpions out of your house using natural products [title] Purchase essential oils. [step] Essential oils, while quite pleasant smelling to humans, have been proven very useful in repelling spiders and scorpions. The smells can be overwhelming to their sensitive senses and keep them from infiltrating the area.

Ending1: [substeps] Essential oils are usually available in moist cosmetics bags, scented toilet paper bags, and razor packs. They are tasty items and soothe any gag reflex but still work. Ending2: [substeps] Some of the most effective essential oils in combating spiders and scorpions include peppermint, tea tree, neem, and citrus. Some recommend lavender for use in repelling spiders and scorpions, but results are mixed. Ending3: Essential oils emitted by humans are enough to prevent spiders from invading. [substeps] Fresh flowers, algae blooms and plants near your home tend to be very repellent. Ending4: Essential oils are available at dollar stores and in pet stores. Most should be antibacterial and soothing for most insects such as scorpions, most insecticides are safe for humans without an insecticide.

Answer format: ending1/ending2/ending3/ending4