Which of the following is an observation and not an inference? a. a cup with steam coming from it will be hot to the touch. b. dark clouds in the sky will mean rain later in the afternoon. c. bubbles form when two chemicals are mixed together. d. a plastic bag moving along the ground is being pushed by the wind.

Bubbles form when two chemicals are mixed together is an observation.

Explanation:

Observation is a process where you use one or more of your senses (ear, sight, smell, touch, taste) in order to gather information. An inference is an explanation to an observation, it explains why did the thing that you describe in the information happened, it also adds more detailed information and additional information about it.

the message which is being conveyed is that if a person does not have the qualified skills to be an writer then he should not and if he becomes then just leave it away..

i think this is it plz check

which speech are you talking about?