Given the question: Answer the following question given this paragraph: Felsic lavas are more viscous and erupt explosively or do not erupt. Mafic lavas are less viscous and erupt effusively. Q: Which type of lava lavas are less viscous and erupt effusively? Choices: - Ultramafic lava - Intermediate lava - Felsic lava - mafic A:
The answer is:
mafic