Please choose the correct solution to the question: How to Make an Easy terrarium

Solution1: You can make a terrarium with a glass vase, activated carbon, potting soil, some aquarium gravel and a few succulents. First wash out the jar, carefully rinsing any soap as it may be harmful to succulents.

Solution2: You can make a terrarium with a glass vase, activated carbon, potting soil, some aquarium gravel and a few succulents. First wash out the jar carefully rinsing any soap as it may be beneficial to succulents.

Answer format: solution1/solution2
Answer: solution1