I think its the first and the third
1.To crouch or sit with bent knees- The cook squatted in the bottom...
2.To have a calming effect- "Oh, well," said the captain, soothing...
3.To get up or raise oneself- The captain, rearing cautiously...
4.To search or peer at thoroughly to locate something- But at last there came...
False, there is always room for bias in science
"A large wave caught him and flung him with ease and supreme speed completely over the bpoat and far beyond it."