Choose from the options given, the word(s) that give rise to (or trigger) \textbf{presuppositions when reading the following lines: }
\begin{quote}
A Jewish physicist, Robert Oppenheimer, directed the development of a new kind of bomb in a project called Trinity. He regretted the building of the bomb because of the cost to mankind. After the war, he was suspected of having communist sympathies and he quickly lost popular support.
\end{quote}