You could identify a sedimentary rock as a conglomerate because of which of the following

You could identify a sedimentary rock as a conglomerate because it consists of rounded fragments from pre-existing rocks that are larger than 4 mm. They often are found setting in finer-grained sedimentary matrix rocks. An example of conglomerate rocks are Breccia conglomerates which are rocks that have an angular and rounded clast.

Place the point of the compass on point b and draw an arc that intersects  be¯¯¯¯¯  , using    ab    as the width for the opening of the compass.  hope it