129. Since other seabirds customarily nest in colonies on ocean cliffs and islands, the marbled murrelet's ______ nesting in forests many miles from the sea must be considered ______ .
A. ambivalence about, hypothetical
B. indifference to, hold
C. insistence upon, evident
D. aversion to, dangerous
E. predilection for, atypical
130. The cause of Mozart's ______ is a long-standing medical ______ : over the years, physicians have suggested more than 100 possibilities, including poisoning, malnutrition, kidney disease, and heart failure.
A. mortality, phenomenon
B. bereavement, controversy
C. genius, enigma
D. demise, mystery
E. death, trial