Which of the following scenarios is representative of mutualism? a. Barnacles living on whales b. Bees pollinating flowers c. Birds feeding on insects stirred up by grazing animals d. Mosses living on tree trunks Please select the best answer from the choices provided A B C D.

The speed of  sound:   sound travels  at different speeds depending on what it istraveling through. of the three mediums (gas, liquid, and solid)  sound waves travel the slowest through  gases, faster  through  liquids, and fastest  through  solids.

An egg, or a sack of flour

The soviet union beat the us to the first successful launch, with the october 4, 1957, orbiting of sputnik 1, and later beat the us to have the first human in earth orbit, yuri gagarin, on april 12, 1961. the "race" peaked with the july 20, 1969, us landing of the first humans on the moon with apollo 11