The substance that exists as both a liquid and a solid occurs at point: A. t1
B. t2
C. t3
D. t4
E. t5

There is one s orbital, and there are three p orbitals, five d orbitals, and seven f orbitals. thus, the answer is b. do not confuse the number of orbitals in a subshell with the number of electrons the subshell can hold. each orbital can hold two electrons, so the capacity of an nf subshell is 14 electrons.