In the textbook figure where $O$ lies on the horizontal line $AB$ and $P$ lies above $AB$, the angle of elevation of $P$

Question

In the textbook figure where $O$ lies on the horizontal line $AB$ and $P$ lies above $AB$, the angle of elevation of $P$ at $O$ is—

Accepted Answer

$\angle POB$

Answer

$\angle POA$

Answer

$\angle QOA$

Answer

$\angle QOB$

In the textbook figure where OOO lies on the horizontal line ABABAB and PPP lies above ABABAB, the angle of elevation of PPP at OOO is—