Answer:
I think the answer is the first option, more reliable and harder to use.
Explanation:
I think this because technology is expensive and the most reliable thing we have right now so the other options don't make sense.
<span>Long tail for swimming
<span>Head for getting into the female cell
Hope this helps you ! :') </span></span>
I'm assuming the answer would be greenhouse gas.
Greenhouse gases are those that trap infrared radiation (from the sun) and contribute to the greenhouse effect.
