Which of the following is an inference? A burning candle is extinguished when it is covered with a jar.

The candle burns longer than expected in a jar that has a plant in it.

A plant lives longer than expected in a jar
that has a burning candle.

There is more oxygen in the jar because there is a plant in it.

There is more oxygen in the jar because there is a plant in it.

Explanation:

answer; i believe that the correct answer is(d) nondisjunction during meiosis;

the element that provides strength to the exoskeletons of clams and oysters is phosphorus.

this is so because calcium carbonate is the main component in the shells. calcium carbonate is strengthened by phosphorus.

explanation: