<span>¿_La_ leche se pone en flan? Se ponen 14 onzas de leche condensada y 12 onzas de leche evaporada
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B. Ellos son.
Explanation:
Ellos translates into a masculine or mixed-gendered “They”. Son just means are.
Nosotros is out because it’s like a “we” and same goes for vosotros.
Es means is more than it means are.
Estos means these.