I believe It is A because fissure eruptions are common on large volcanoes and also is built up by many layers of hardened lava, tephra, pumice, and volcanic ash.
Answer:
B. Viruses are smaller than Bacteria and Archaea
C. Viruses do not belong to any of the three domains: Bacteria, Archaea, and Eukarya
E. Viruses are as old as Bacteria and Archaea
F. Viruses are unable to perform replication on their own
The tree is 30 feet tall.