David Belle has performed $1940 of CPA services for a client but has not billed the client as of the end of the accounting period. What adjusting entry must David make?

Debit account receivable and credit service revenue      

Explanation:

The adjustment entry David must make will be to debit account receivable and credit service revenue.

i believe the answer is:   psychological  experiment

in this experiment, wilhelm wundt became the first person that implement scientific method in analyzing the pyschological phenomenon.

due to this result, wilhelm wundt also able to make psychology to be acknowledged as a separate scientific field from biology.

jupiter is mainly composed of hydrogen and helium just like a star. spectral analysis of jupiter has revealed that in addition to hydrogen and helium, the planet is made of water, methane and ammonia. those elements are in trace amounts. the core of the planet is thought to contain some rock and metallic hydrogen. i hope this will give you the answer to your question! : d