It is B. Because you cannot give internal fertilization/ live birth inside.
1.Most aquatic animals have fins or paddles that help them swim
2. Skin is usually slippery and soft
I think it's a I think not so sure it's prombly not
Hi! I believe that the lasers are used for measuring the earthquakes movement and how much worse it is going to be with the next earthquake. But they would also measure how much force there was and how much more or less there will be. :) Hope this helps. :)
Answer:
Everything at some point belonged to a common ancestor, but these four species are considered to be like this because of similar ancestral traits that have been passed on to generations such a homologous pairs, vestigial structures, they are all mammals, similar amino acid sequences, vertebraes, etc.
